From 1bc77db2b57a8f1abbc637df110cdc2e984e1d34 Mon Sep 17 00:00:00 2001
From: 2881099 <2881099@qq.com>
Date: Sat, 17 Aug 2024 17:04:03 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B5=8B=E8=AF=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 FreeSql.DbContext/FreeSql.DbContext.xml       |   8 -
 .../MySql/MySqlExpression/TimeSpanTest.cs     | 293 ------------------
 .../Oracle/OracleExpression/TimeSpanTest.cs   | 293 ------------------
 .../PostgreSQLExpression/TimeSpanTest.cs      | 293 ------------------
 .../SqlServerExpression/TimeSpanTest.cs       | 210 -------------
 .../GBase/GBaseExpression/TimeSpanTest.cs     | 293 ------------------
 .../MySqlConnectorExpression/TimeSpanTest.cs  | 293 ------------------
 .../Default/OdbcExpression/TimeSpanTest.cs    | 209 -------------
 .../MySql/MySqlExpression/TimeSpanTest.cs     | 293 ------------------
 .../Oracle/OracleExpression/TimeSpanTest.cs   | 293 ------------------
 .../PostgreSQLExpression/TimeSpanTest.cs      | 293 ------------------
 .../SqlServerExpression/TimeSpanTest.cs       | 210 -------------
 .../OracleOledbExpression/TimeSpanTest.cs     | 293 ------------------
 .../Sqlite/SqliteExpression/TimeSpanTest.cs   | 293 ------------------
 .../Dameng/DamengExpression/TimeSpanTest.cs   | 293 ------------------
 .../FirebirdExpression/TimeSpanTest.cs        | 293 ------------------
 .../FreeSql.Tests/FreeSql.Tests.csproj        |   3 +-
 .../KingbaseESExpression/TimeSpanTest.cs      | 293 ------------------
 .../MsAccessExpression/TimeSpanTest.cs        | 293 ------------------
 .../MySql/MySqlExpression/TimeSpanTest.cs     | 293 ------------------
 .../Oracle/OracleExpression/TimeSpanTest.cs   | 293 ------------------
 .../PostgreSQL/PostgreSQLCodeFirstTest.cs     |  91 ++++++
 .../PostgreSQLExpression/TimeSpanTest.cs      | 293 ------------------
 .../ShenTongExpression/TimeSpanTest.cs        | 293 ------------------
 .../SqlServerExpression/TimeSpanTest.cs       | 218 -------------
 .../Sqlite/SqliteExpression/TimeSpanTest.cs   | 293 ------------------
 FreeSql.Tests/FreeSql.Tests/g.cs              |   1 +
 FreeSql.sln                                   |  33 +-
 28 files changed, 125 insertions(+), 6425 deletions(-)
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Custom/MySql/MySqlExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Custom/Oracle/OracleExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Custom/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Custom/SqlServer/SqlServerExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/GBaseExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.MySqlConnector/MySqlConnector/MySqlConnectorExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Default/OdbcExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Odbc/MySql/MySqlExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/OracleExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Odbc/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/SqlServerExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/OracleOledbExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/Sqlite/SqliteExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/Dameng/DamengExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/Firebird/FirebirdExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/KingbaseES/KingbaseESExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/MsAccess/MsAccessExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/MySql/MySqlExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/Oracle/OracleExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/ShenTong/ShenTongExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/SqlServer/SqlServerExpression/TimeSpanTest.cs
 delete mode 100644 FreeSql.Tests/FreeSql.Tests/Sqlite/SqliteExpression/TimeSpanTest.cs

diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index 394dc368..d108e7ee 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -722,13 +722,5 @@
             <param name="that"></param>
             <returns></returns>
         </member>
-        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Reflection.Assembly[])">
-            <summary>
-            批量注入 Repository，可以参考代码自行调整
-            </summary>
-            <param name="services"></param>
-            <param name="assemblies"></param>
-            <returns></returns>
-        </member>
     </members>
 </doc>
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/MySql/MySqlExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Custom/MySql/MySqlExpression/TimeSpanTest.cs
deleted file mode 100644
index 3a46c4e3..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/MySql/MySqlExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Custom.MySqlExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.mysql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/Oracle/OracleExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Custom/Oracle/OracleExpression/TimeSpanTest.cs
deleted file mode 100644
index 68e0968e..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/Oracle/OracleExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Custom.OracleExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.oracle.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Custom/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
deleted file mode 100644
index 20538195..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Custom.PostgreSQLExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.pgsql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            //data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/SqlServer/SqlServerExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Custom/SqlServer/SqlServerExpression/TimeSpanTest.cs
deleted file mode 100644
index 4e701de4..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Custom/SqlServer/SqlServerExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,210 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Custom.SqlServerExpression
-{
-    [Collection("SqlServerCollection")]
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.sqlserver.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/GBaseExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/GBaseExpression/TimeSpanTest.cs
deleted file mode 100644
index 970e9516..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/GBaseExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.GBaseExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.gbase.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.MySqlConnector/MySqlConnector/MySqlConnectorExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.MySqlConnector/MySqlConnector/MySqlConnectorExpression/TimeSpanTest.cs
deleted file mode 100644
index 0712d905..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.MySqlConnector/MySqlConnector/MySqlConnectorExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.MySqlConnectorExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.mysql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Default/OdbcExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Default/OdbcExpression/TimeSpanTest.cs
deleted file mode 100644
index bb8c7936..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Default/OdbcExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,209 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Odbc.DefaultExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.odbc.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/MySql/MySqlExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/MySql/MySqlExpression/TimeSpanTest.cs
deleted file mode 100644
index ba124ea2..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/MySql/MySqlExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Odbc.MySqlExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.mysql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/OracleExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/OracleExpression/TimeSpanTest.cs
deleted file mode 100644
index 8507145d..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/OracleExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Odbc.OracleExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.oracle.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
deleted file mode 100644
index 81ebea29..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Odbc.PostgreSQLExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.pgsql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            //data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/SqlServerExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/SqlServerExpression/TimeSpanTest.cs
deleted file mode 100644
index aed158c6..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/SqlServerExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,210 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.Odbc.SqlServerExpression
-{
-    [Collection("SqlServerCollection")]
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.sqlserver.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/OracleOledbExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/OracleOledbExpression/TimeSpanTest.cs
deleted file mode 100644
index c083462f..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/OracleOledbExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.OracleOledbExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.oracle.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/Sqlite/SqliteExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/Sqlite/SqliteExpression/TimeSpanTest.cs
deleted file mode 100644
index 8ad219f6..00000000
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/Sqlite/SqliteExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.SqliteExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.sqlite.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/Dameng/DamengExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/Dameng/DamengExpression/TimeSpanTest.cs
deleted file mode 100644
index 1e8a081a..00000000
--- a/FreeSql.Tests/FreeSql.Tests/Dameng/DamengExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.DamengExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.dameng.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/Firebird/FirebirdExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/Firebird/FirebirdExpression/TimeSpanTest.cs
deleted file mode 100644
index 4be90e4b..00000000
--- a/FreeSql.Tests/FreeSql.Tests/Firebird/FirebirdExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.FirebirdExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.firebird.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/FreeSql.Tests.csproj b/FreeSql.Tests/FreeSql.Tests/FreeSql.Tests.csproj
index 3fa9c3ae..523ac1bc 100644
--- a/FreeSql.Tests/FreeSql.Tests/FreeSql.Tests.csproj
+++ b/FreeSql.Tests/FreeSql.Tests/FreeSql.Tests.csproj
@@ -18,8 +18,9 @@
 		<PackageReference Include="IdleBus" Version="1.5.3" />
 		<PackageReference Include="Microsoft.Data.Sqlite" Version="8.0.0" />
 		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.0" />
-		<PackageReference Include="Microsoft.Data.SqlClient" Version="5.1.1" />
+		<PackageReference Include="Microsoft.Data.SqlClient" Version="5.2.1" />
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.8.3" />
+		<PackageReference Include="Npgsql" Version="6.0.11" />
 		<PackageReference Include="System.Linq.Dynamic.Core" Version="1.3.5" />
 		<PackageReference Include="xunit" Version="2.4.1" />
 		<PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
diff --git a/FreeSql.Tests/FreeSql.Tests/KingbaseES/KingbaseESExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/KingbaseES/KingbaseESExpression/TimeSpanTest.cs
deleted file mode 100644
index 155797cb..00000000
--- a/FreeSql.Tests/FreeSql.Tests/KingbaseES/KingbaseESExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.KingbaseESExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.kingbaseES.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/MsAccess/MsAccessExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/MsAccess/MsAccessExpression/TimeSpanTest.cs
deleted file mode 100644
index c644da93..00000000
--- a/FreeSql.Tests/FreeSql.Tests/MsAccess/MsAccessExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.MsAccessExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.msaccess.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/MySql/MySqlExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/MySql/MySqlExpression/TimeSpanTest.cs
deleted file mode 100644
index 8e0a2d4f..00000000
--- a/FreeSql.Tests/FreeSql.Tests/MySql/MySqlExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.MySqlExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.mysql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/Oracle/OracleExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/Oracle/OracleExpression/TimeSpanTest.cs
deleted file mode 100644
index b1745d13..00000000
--- a/FreeSql.Tests/FreeSql.Tests/Oracle/OracleExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.OracleExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.oracle.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLCodeFirstTest.cs b/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLCodeFirstTest.cs
index d242bdb9..dd4e3140 100644
--- a/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLCodeFirstTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLCodeFirstTest.cs
@@ -18,6 +18,81 @@ namespace FreeSql.Tests.PostgreSQL
 {
     public class PostgreSQLCodeFirstTest
     {
+        [Fact]
+        public void DateOnlyTimeOnly()
+        {
+            var fsql = g.pgsql;
+
+            var item = new test_DateOnlyTimeOnly01 { };
+            item.Id = (int)fsql.Insert(item).ExecuteIdentity();
+
+            var newitem = fsql.Select<test_DateOnlyTimeOnly01>().Where(a => a.Id == item.Id).ToOne();
+
+            var item2 = new test_DateOnlyTimeOnly01
+            {
+                testFieldDateTime = DateTime.Now,
+                testFieldDateTimeArray = new[] { DateTime.Now, DateTime.Now.AddHours(2) },
+                testFieldDateTimeArrayNullable = new DateTime?[] { DateTime.Now, null, DateTime.Now.AddHours(2) },
+                testFieldDateTimeNullable = DateTime.Now.AddDays(-1),
+                testFieldDateOnly = DateOnly.FromDateTime(DateTime.Now),
+                testFieldDateOnlyArray = new[] { DateOnly.FromDateTime(DateTime.Now), DateOnly.FromDateTime(DateTime.Now.AddHours(2)) },
+                testFieldDateOnlyArrayNullable = new DateOnly?[] { DateOnly.FromDateTime(DateTime.Now), null, DateOnly.FromDateTime(DateTime.Now.AddHours(2)) },
+                testFieldDateOnlyNullable = DateOnly.FromDateTime(DateTime.Now.AddDays(-1)),
+                
+                testFieldTimeSpan = TimeSpan.FromDays(1),
+                testFieldTimeSpanArray = new[] { TimeSpan.FromDays(1), TimeSpan.FromSeconds(10), TimeSpan.FromSeconds(60) },
+                testFieldTimeSpanArrayNullable = new TimeSpan?[] { TimeSpan.FromDays(1), TimeSpan.FromSeconds(10), null, TimeSpan.FromSeconds(60) },
+                testFieldTimeSpanNullable = TimeSpan.FromSeconds(90),
+                testFieldTimeOnly = TimeOnly.FromTimeSpan(TimeSpan.FromHours(11)),
+                testFieldTimeOnlyArray = new[] { TimeOnly.FromTimeSpan(TimeSpan.FromHours(11)), TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(10)), TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(60)) },
+                testFieldTimeOnlyArrayNullable = new TimeOnly?[] { TimeOnly.FromTimeSpan(TimeSpan.FromHours(11)), TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(10)), null, TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(60)) },
+                testFieldTimeOnlyNullable = TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(90)),
+            };
+
+            var sqlPar = fsql.Insert(item2).ToSql();
+            var sqlText = fsql.Insert(item2).NoneParameter().ToSql();
+            var item3NP = fsql.Insert(item2).NoneParameter().ExecuteInserted();
+
+            var item3 = fsql.Insert(item2).ExecuteInserted().First();
+            var newitem2 = fsql.Select<test_DateOnlyTimeOnly01>().Where(a => a.Id == item3.Id).ToOne();
+            Assert.True(item2.testFieldDateTime.Subtract( newitem2.testFieldDateTime).TotalSeconds <= 0);
+
+            item3 = fsql.Insert(item2).NoneParameter().ExecuteInserted().First();
+            newitem2 = fsql.Select<test_DateOnlyTimeOnly01>().Where(a => a.Id == item3.Id).ToOne();
+            Assert.True(item3.testFieldDateTime.Subtract(newitem2.testFieldDateTime).TotalSeconds <= 0);
+
+            var items = fsql.Select<test_DateOnlyTimeOnly01>().ToList();
+            var itemstb = fsql.Select<test_DateOnlyTimeOnly01>().ToDataTable();
+        }
+        class test_DateOnlyTimeOnly01
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public TimeSpan testFieldTimeSpan { get; set; }
+            public TimeOnly testFieldTimeOnly { get; set; }
+
+            [Column(ServerTime = DateTimeKind.Local)]
+            public DateTime testFieldDateTime { get; set; }
+            public DateOnly testFieldDateOnly { get; set; }
+
+            public TimeSpan? testFieldTimeSpanNullable { get; set; }
+            public TimeOnly? testFieldTimeOnlyNullable { get; set; }
+
+            [Column(ServerTime = DateTimeKind.Local)]
+            public DateTime? testFieldDateTimeNullable { get; set; }
+            public DateOnly? testFieldDateOnlyNullable { get; set; }
+
+            /* array */
+            public TimeSpan[] testFieldTimeSpanArray { get; set; }
+            public TimeOnly[] testFieldTimeOnlyArray { get; set; }
+            public DateTime[] testFieldDateTimeArray { get; set; }
+            public DateOnly[] testFieldDateOnlyArray { get; set; }
+
+            public TimeSpan?[] testFieldTimeSpanArrayNullable { get; set; }
+            public TimeOnly?[] testFieldTimeOnlyArrayNullable { get; set; }
+            public DateTime?[] testFieldDateTimeArrayNullable { get; set; }
+            public DateOnly?[] testFieldDateOnlyArrayNullable { get; set; }
+        }
 
         [Fact]
         public void Test_0String()
@@ -310,6 +385,10 @@ namespace FreeSql.Tests.PostgreSQL
                 testFieldDateTimeArray = new[] { DateTime.Now, DateTime.Now.AddHours(2) },
                 testFieldDateTimeArrayNullable = new DateTime?[] { DateTime.Now, null, DateTime.Now.AddHours(2) },
                 testFieldDateTimeNullable = DateTime.Now.AddDays(-1),
+                testFieldDateOnly = DateOnly.FromDateTime(DateTime.Now),
+                testFieldDateOnlyArray = new[] { DateOnly.FromDateTime(DateTime.Now), DateOnly.FromDateTime(DateTime.Now.AddHours(2)) },
+                testFieldDateOnlyArrayNullable = new DateOnly?[] { DateOnly.FromDateTime(DateTime.Now), null, DateOnly.FromDateTime(DateTime.Now.AddHours(2)) },
+                testFieldDateOnlyNullable = DateOnly.FromDateTime(DateTime.Now.AddDays(-1)),
                 testFieldDecimal = 999.99M,
                 testFieldDecimalArray = new[] { 999.91M, 999.92M, 999.93M },
                 testFieldDecimalArrayNullable = new decimal?[] { 998.11M, 998.12M, 998.13M },
@@ -483,6 +562,10 @@ namespace FreeSql.Tests.PostgreSQL
                 testFieldTimeSpanArray = new[] { TimeSpan.FromDays(1), TimeSpan.FromSeconds(10), TimeSpan.FromSeconds(60) },
                 testFieldTimeSpanArrayNullable = new TimeSpan?[] { TimeSpan.FromDays(1), TimeSpan.FromSeconds(10), null, TimeSpan.FromSeconds(60) },
                 testFieldTimeSpanNullable = TimeSpan.FromSeconds(90),
+                testFieldTimeOnly = TimeOnly.FromTimeSpan(TimeSpan.FromHours(11)),
+                testFieldTimeOnlyArray = new[] { TimeOnly.FromTimeSpan(TimeSpan.FromHours(11)), TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(10)), TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(60)) },
+                testFieldTimeOnlyArrayNullable = new TimeOnly?[] { TimeOnly.FromTimeSpan(TimeSpan.FromHours(11)), TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(10)), null, TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(60)) },
+                testFieldTimeOnlyNullable = TimeOnly.FromTimeSpan(TimeSpan.FromSeconds(90)),
                 testFieldTsrange = new NpgsqlRange<DateTime>(DateTime.Now, DateTime.Now.AddMonths(1)),
                 testFieldTsrangeArray = new[] { new NpgsqlRange<DateTime>(DateTime.Now, DateTime.Now.AddMonths(1)), new NpgsqlRange<DateTime>(DateTime.Now, DateTime.Now.AddMonths(2)) },
                 testFieldTsrangeArrayNullable = new NpgsqlRange<DateTime>?[] { new NpgsqlRange<DateTime>(DateTime.Now, DateTime.Now.AddMonths(1)), null, new NpgsqlRange<DateTime>(DateTime.Now, DateTime.Now.AddMonths(2)) },
@@ -540,9 +623,11 @@ namespace FreeSql.Tests.PostgreSQL
             public float testFieldFloat { get; set; }
             public decimal testFieldDecimal { get; set; }
             public TimeSpan testFieldTimeSpan { get; set; }
+            public TimeOnly testFieldTimeOnly { get; set; }
 
             [Column(ServerTime = DateTimeKind.Local)]
             public DateTime testFieldDateTime { get; set; }
+            public DateOnly testFieldDateOnly { get; set; }
 
             public byte[] testFieldBytes { get; set; }
             public string testFieldString { get; set; }
@@ -574,9 +659,11 @@ namespace FreeSql.Tests.PostgreSQL
             public float? testFieldFloatNullable { get; set; }
             public decimal? testFieldDecimalNullable { get; set; }
             public TimeSpan? testFieldTimeSpanNullable { get; set; }
+            public TimeOnly? testFieldTimeOnlyNullable { get; set; }
 
             [Column(ServerTime = DateTimeKind.Local)]
             public DateTime? testFieldDateTimeNullable { get; set; }
+            public DateOnly? testFieldDateOnlyNullable { get; set; }
 
             public Guid? testFieldGuidNullable { get; set; }
             public NpgsqlPoint? testFieldNpgsqlPointNullable { get; set; }
@@ -627,7 +714,9 @@ namespace FreeSql.Tests.PostgreSQL
             public float[] testFieldFloatArray { get; set; }
             public decimal[] testFieldDecimalArray { get; set; }
             public TimeSpan[] testFieldTimeSpanArray { get; set; }
+            public TimeOnly[] testFieldTimeOnlyArray { get; set; }
             public DateTime[] testFieldDateTimeArray { get; set; }
+            public DateOnly[] testFieldDateOnlyArray { get; set; }
             public byte[][] testFieldBytesArray { get; set; }
             public string[] testFieldStringArray { get; set; }
             public Guid[] testFieldGuidArray { get; set; }
@@ -657,7 +746,9 @@ namespace FreeSql.Tests.PostgreSQL
             public float?[] testFieldFloatArrayNullable { get; set; }
             public decimal?[] testFieldDecimalArrayNullable { get; set; }
             public TimeSpan?[] testFieldTimeSpanArrayNullable { get; set; }
+            public TimeOnly?[] testFieldTimeOnlyArrayNullable { get; set; }
             public DateTime?[] testFieldDateTimeArrayNullable { get; set; }
+            public DateOnly?[] testFieldDateOnlyArrayNullable { get; set; }
             public Guid?[] testFieldGuidArrayNullable { get; set; }
             public NpgsqlPoint?[] testFieldNpgsqlPointArrayNullable { get; set; }
             public NpgsqlLine?[] testFieldNpgsqlLineArrayNullable { get; set; }
diff --git a/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
deleted file mode 100644
index 3ff2ad7a..00000000
--- a/FreeSql.Tests/FreeSql.Tests/PostgreSQL/PostgreSQLExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.PostgreSQLExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.pgsql.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/ShenTong/ShenTongExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/ShenTong/ShenTongExpression/TimeSpanTest.cs
deleted file mode 100644
index 00b5e651..00000000
--- a/FreeSql.Tests/FreeSql.Tests/ShenTong/ShenTongExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.ShenTongExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.shentong.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/SqlServer/SqlServerExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/SqlServer/SqlServerExpression/TimeSpanTest.cs
deleted file mode 100644
index 301fe9fd..00000000
--- a/FreeSql.Tests/FreeSql.Tests/SqlServer/SqlServerExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,218 +0,0 @@
-using FreeSql.DataAnnotations;
-using FreeSql.Tests.DataContext.SqlServer;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.SqlServerExpression
-{
-    [Collection("SqlServerCollection")]
-    public class TimeSpanTest
-    {
-
-        SqlServerFixture _sqlserverFixture;
-
-        public TimeSpanTest(SqlServerFixture sqlserverFixture)
-        {
-            _sqlserverFixture = sqlserverFixture;
-        }
-
-        ISelect<Topic> select => g.sqlserver.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/Sqlite/SqliteExpression/TimeSpanTest.cs b/FreeSql.Tests/FreeSql.Tests/Sqlite/SqliteExpression/TimeSpanTest.cs
deleted file mode 100644
index 8ad219f6..00000000
--- a/FreeSql.Tests/FreeSql.Tests/Sqlite/SqliteExpression/TimeSpanTest.cs
+++ /dev/null
@@ -1,293 +0,0 @@
-using FreeSql.DataAnnotations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Xunit;
-
-namespace FreeSql.Tests.SqliteExpression
-{
-    public class TimeSpanTest
-    {
-
-        ISelect<Topic> select => g.sqlite.Select<Topic>();
-
-        [Table(Name = "tb_topic")]
-        class Topic
-        {
-            [Column(IsIdentity = true, IsPrimary = true)]
-            public int Id { get; set; }
-            public int Clicks { get; set; }
-            public int TypeGuid { get; set; }
-            public TestTypeInfo Type { get; set; }
-            public string Title { get; set; }
-            public DateTime CreateTime { get; set; }
-        }
-        class TestTypeInfo
-        {
-            public int Guid { get; set; }
-            public int ParentId { get; set; }
-            public TestTypeParentInfo Parent { get; set; }
-            public string Name { get; set; }
-        }
-        class TestTypeParentInfo
-        {
-            public int Id { get; set; }
-            public string Name { get; set; }
-
-            public List<TestTypeInfo> Types { get; set; }
-        }
-        [Fact]
-        public void Zero()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
-        }
-        [Fact]
-        public void MinValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
-        }
-        [Fact]
-        public void MaxValue()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
-        }
-        [Fact]
-        public void Days()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
-        }
-        [Fact]
-        public void Hours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
-        }
-        [Fact]
-        public void Milliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
-        }
-        [Fact]
-        public void Minutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Seconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
-        }
-        [Fact]
-        public void Ticks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
-        }
-        [Fact]
-        public void TotalDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
-        }
-        [Fact]
-        public void TotalHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
-        }
-        [Fact]
-        public void TotalMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
-        }
-        [Fact]
-        public void TotalMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
-        }
-        [Fact]
-        public void TotalSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
-        }
-        [Fact]
-        public void Add()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void Subtract()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
-        }
-        [Fact]
-        public void CompareTo()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void this_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void this_ToString()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
-        }
-
-        [Fact]
-        public void TimeSpan_Compare()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
-        }
-        [Fact]
-        public void TimeSpan_Equals()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromDays()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromHours()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMilliseconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
-        }
-        [Fact]
-        public void TimeSpan_FromMinutes()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromSeconds()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
-        }
-        [Fact]
-        public void TimeSpan_FromTicks()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
-        }
-        [Fact]
-        public void TimeSpan_Parse()
-        {
-            var data = new List<object>();
-            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
-            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
-            //FROM `tb_topic` a 
-            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
-        }
-    }
-}
diff --git a/FreeSql.Tests/FreeSql.Tests/g.cs b/FreeSql.Tests/FreeSql.Tests/g.cs
index c35216a2..f7469dba 100644
--- a/FreeSql.Tests/FreeSql.Tests/g.cs
+++ b/FreeSql.Tests/FreeSql.Tests/g.cs
@@ -1,4 +1,5 @@
 using Npgsql;
+using Npgsql.Internal;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/FreeSql.sln b/FreeSql.sln
index d6fbdbbb..b556b639 100644
--- a/FreeSql.sln
+++ b/FreeSql.sln
@@ -127,6 +127,10 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Tests.Provider.Xugu
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Extensions.ZeroEntity", "Extensions\FreeSql.Extensions.ZeroEntity\FreeSql.Extensions.ZeroEntity.csproj", "{D9419896-BFB0-47C1-BEFD-A6C48394643B}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Provider.Duckdb", "Providers\FreeSql.Provider.Duckdb\FreeSql.Provider.Duckdb.csproj", "{4871434E-481D-4306-B6DD-73595C61A473}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Tests.Provider.Duckdb", "FreeSql.Tests\FreeSql.Tests.Provider.Duckdb\FreeSql.Tests.Provider.Duckdb.csproj", "{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -761,6 +765,30 @@ Global
 		{D9419896-BFB0-47C1-BEFD-A6C48394643B}.Release|x64.Build.0 = Release|Any CPU
 		{D9419896-BFB0-47C1-BEFD-A6C48394643B}.Release|x86.ActiveCfg = Release|Any CPU
 		{D9419896-BFB0-47C1-BEFD-A6C48394643B}.Release|x86.Build.0 = Release|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Debug|x64.Build.0 = Debug|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Debug|x86.Build.0 = Debug|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Release|x64.ActiveCfg = Release|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Release|x64.Build.0 = Release|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Release|x86.ActiveCfg = Release|Any CPU
+		{4871434E-481D-4306-B6DD-73595C61A473}.Release|x86.Build.0 = Release|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Debug|x64.Build.0 = Debug|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Debug|x86.Build.0 = Debug|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Release|x64.ActiveCfg = Release|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Release|x64.Build.0 = Release|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Release|x86.ActiveCfg = Release|Any CPU
+		{DE79C012-15B1-40EC-AD19-CBD7D489DB8E}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -802,10 +830,11 @@ Global
 		{71A6F937-D11B-4AE4-9933-BB6B4D925665} = {4A92E8A6-9A6D-41A1-9CDA-DE10899648AA}
 		{8064870C-22EA-4A58-972D-DBD57D096D91} = {2A381C57-2697-427B-9F10-55DA11FD02E4}
 		{D9419896-BFB0-47C1-BEFD-A6C48394643B} = {4A92E8A6-9A6D-41A1-9CDA-DE10899648AA}
+		{4871434E-481D-4306-B6DD-73595C61A473} = {2A381C57-2697-427B-9F10-55DA11FD02E4}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {089687FD-5D25-40AB-BA8A-A10D1E137F98}
-		RESX_PrefixTranslations = True
 		RESX_NeutralResourcesLanguage = en-US
+		RESX_PrefixTranslations = True
+		SolutionGuid = {089687FD-5D25-40AB-BA8A-A10D1E137F98}
 	EndGlobalSection
 EndGlobal