diff --git a/FreeSql/Extensions/AdoNetExtensions.cs b/FreeSql/Extensions/AdoNetExtensions.cs
new file mode 100644
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+++ b/FreeSql/Extensions/AdoNetExtensions.cs
@@ -0,0 +1,381 @@
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Common;
+
+namespace FreeSql
+{
+    public static class AdoNetExtensions
+    {
+        #region Ado.net 扩展方法，类似于 Dapper
+
+        static Dictionary<Type, IFreeSql> _dicCurd = new Dictionary<Type, IFreeSql>();
+        static object _dicCurdLock = new object();
+        static IFreeSql GetCrud(IDbConnection dbconn)
+        {
+            if (dbconn == null) throw new ArgumentNullException($"{nameof(dbconn)} 不能为 null"); ;
+            Type dbconType = dbconn.GetType();
+            var connType = dbconType.UnderlyingSystemType;
+            if (_dicCurd.TryGetValue(connType, out var fsql)) return fsql;
+
+            Type providerType = null;
+            switch (connType.Name)
+            {
+                case "MySqlConnection":
+                    providerType = Type.GetType("FreeSql.MySql.MySqlProvider`1,FreeSql.Provider.MySql")?.MakeGenericType(connType);
+                    if (providerType == null) providerType = Type.GetType("FreeSql.MySql.MySqlProvider`1,FreeSql.Provider.MySqlConnector")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.MySql.dll，可前往 nuget 下载");
+                    break;
+                case "SqlConnection":
+                    providerType = Type.GetType("FreeSql.SqlServer.SqlServerProvider`1,FreeSql.Provider.SqlServer")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.SqlServer.dll，可前往 nuget 下载");
+                    break;
+                case "NpgsqlConnection":
+                    providerType = Type.GetType("FreeSql.PostgreSQL.PostgreSQLProvider`1,FreeSql.Provider.PostgreSQL")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.PostgreSQL.dll，可前往 nuget 下载");
+                    break;
+                case "OracleConnection":
+                    providerType = Type.GetType("FreeSql.Oracle.OracleProvider`1,FreeSql.Provider.Oracle")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.Oracle.dll，可前往 nuget 下载");
+                    break;
+                case "SQLiteConnection":
+                    providerType = Type.GetType("FreeSql.Sqlite.SqliteProvider`1,FreeSql.Provider.Sqlite")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.Sqlite.dll，可前往 nuget 下载");
+                    break;
+                case "DmConnection":
+                    providerType = Type.GetType("FreeSql.Dameng.DamengProvider`1,FreeSql.Provider.Dameng")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.Dameng.dll，可前往 nuget 下载");
+                    break;
+                case "OscarConnection":
+                    providerType = Type.GetType("FreeSql.ShenTong.ShenTongProvider`1,FreeSql.Provider.ShenTong")?.MakeGenericType(connType);
+                    if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.ShenTong.dll，可前往 nuget 下载");
+                    break;
+                default:
+                    throw new Exception("未实现");
+            }
+            lock (_dicCurdLock)
+            {
+                if (_dicCurd.TryGetValue(connType, out fsql)) return fsql;
+                lock (_dicCurdLock)
+                    _dicCurd.Add(connType, fsql = Activator.CreateInstance(providerType, new object[] { null, null, null }) as IFreeSql);
+            }
+            return fsql;
+        }
+        static IFreeSql GetCrud(IDbTransaction dbtran)
+        {
+            if (dbtran == null) throw new ArgumentNullException($"{nameof(dbtran)} 不能为 null");
+            return GetCrud(dbtran.Connection);
+        }
+
+        /// <summary>
+        /// 获取 IDbConnection 对应的 IFreeSql 实例
+        /// </summary>
+        /// <param name="that"></param>
+        /// <returns></returns>
+        public static IFreeSql GetIFreeSql(this IDbConnection that) => GetCrud(that);
+
+        #region IDbConnection
+        /// <summary>
+        /// 插入数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Insert<T1>().WithConnection(that as DbConnection);
+        /// <summary>
+        /// 插入数据，传入实体
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbConnection that, T1 source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
+        /// <summary>
+        /// 插入数据，传入实体数组
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbConnection that, T1[] source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
+        /// <summary>
+        /// 插入数据，传入实体集合
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbConnection that, List<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
+        /// <summary>
+        /// 插入数据，传入实体集合
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbConnection that, IEnumerable<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
+
+        /// <summary>
+        /// 插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
+        /// MySql 5.6+: on duplicate key update<para></para>
+        /// PostgreSQL 9.4+: on conflict do update<para></para>
+        /// SqlServer 2008+: merge into<para></para>
+        /// Oracle 11+: merge into<para></para>
+        /// Sqlite: replace into<para></para>
+        /// 达梦: merge into<para></para>
+        /// 人大金仓：on conflict do update<para></para>
+        /// 神通：merge into<para></para>
+        /// MsAccess：不支持<para></para>
+        /// 注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IInsertOrUpdate<T1> InsertOrUpdate<T1>(this IDbConnection that) where T1 : class => GetCrud(that).InsertOrUpdate<T1>().WithConnection(that as DbConnection);
+
+        /// <summary>
+        /// 修改数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IUpdate<T1> Update<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Update<T1>().WithConnection(that as DbConnection);
+        /// <summary>
+        /// 修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+        /// <returns></returns>
+        public static IUpdate<T1> Update<T1>(this IDbConnection that, object dywhere) where T1 : class => GetCrud(that).Update<T1>(dywhere).WithConnection(that as DbConnection);
+
+        /// <summary>
+        /// 查询数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static ISelect<T1> Select<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Select<T1>().WithConnection(that as DbConnection);
+        /// <summary>
+        /// 查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+        /// <returns></returns>
+        public static ISelect<T1> Select<T1>(this IDbConnection that, object dywhere) where T1 : class => GetCrud(that).Select<T1>(dywhere).WithConnection(that as DbConnection);
+
+        /// <summary>
+        /// 删除数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IDelete<T1> Delete<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Delete<T1>().WithConnection(that as DbConnection);
+        /// <summary>
+        /// 删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+        /// <returns></returns>
+        public static IDelete<T1> Delete<T1>(this IDbConnection that, object dywhere) where T1 : class => GetCrud(that).Delete<T1>(dywhere).WithConnection(that as DbConnection);
+
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2> Select<T1, T2>(this IDbConnection that) where T1 : class where T2 : class =>
+            GetCrud(that).Select<T1>().From<T2>((s, b) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3> Select<T1, T2, T3>(this IDbConnection that) where T1 : class where T2 : class where T3 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3>((s, b, c) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4> Select<T1, T2, T3, T4>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4>((s, b, c, d) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5> Select<T1, T2, T3, T4, T5>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5>((s, b, c, d, e) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6> Select<T1, T2, T3, T4, T5, T6>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6>((s, b, c, d, e, f) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7> Select<T1, T2, T3, T4, T5, T6, T7>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7>((s, b, c, d, e, f, g) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8> Select<T1, T2, T3, T4, T5, T6, T7, T8>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8>((s, b, c, d, e, f, g, h) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9>((s, b, c, d, e, f, g, h, i) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9, T10>((s, b, c, d, e, f, g, h, i, j) => s);
+        #endregion
+
+        #region IDbTransaction
+        /// <summary>
+        /// 插入数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Insert<T1>().WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 插入数据，传入实体
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbTransaction that, T1 source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 插入数据，传入实体数组
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbTransaction that, T1[] source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 插入数据，传入实体集合
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbTransaction that, List<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 插入数据，传入实体集合
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static IInsert<T1> Insert<T1>(this IDbTransaction that, IEnumerable<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
+
+        /// <summary>
+        /// 插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
+        /// MySql 5.6+: on duplicate key update<para></para>
+        /// PostgreSQL 9.4+: on conflict do update<para></para>
+        /// SqlServer 2008+: merge into<para></para>
+        /// Oracle 11+: merge into<para></para>
+        /// Sqlite: replace into<para></para>
+        /// 达梦: merge into<para></para>
+        /// 人大金仓：on conflict do update<para></para>
+        /// 神通：merge into<para></para>
+        /// MsAccess：不支持<para></para>
+        /// 注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IInsertOrUpdate<T1> InsertOrUpdate<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).InsertOrUpdate<T1>().WithTransaction(that as DbTransaction);
+
+        /// <summary>
+        /// 修改数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IUpdate<T1> Update<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Update<T1>().WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+        /// <returns></returns>
+        public static IUpdate<T1> Update<T1>(this IDbTransaction that, object dywhere) where T1 : class => GetCrud(that).Update<T1>(dywhere).WithTransaction(that as DbTransaction);
+
+        /// <summary>
+        /// 查询数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static ISelect<T1> Select<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Select<T1>().WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+        /// <returns></returns>
+        public static ISelect<T1> Select<T1>(this IDbTransaction that, object dywhere) where T1 : class => GetCrud(that).Select<T1>(dywhere).WithTransaction(that as DbTransaction);
+
+        /// <summary>
+        /// 删除数据
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <returns></returns>
+        public static IDelete<T1> Delete<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Delete<T1>().WithTransaction(that as DbTransaction);
+        /// <summary>
+        /// 删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+        /// </summary>
+        /// <typeparam name="T1"></typeparam>
+        /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+        /// <returns></returns>
+        public static IDelete<T1> Delete<T1>(this IDbTransaction that, object dywhere) where T1 : class => GetCrud(that).Delete<T1>(dywhere).WithTransaction(that as DbTransaction);
+
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2> Select<T1, T2>(this IDbTransaction that) where T1 : class where T2 : class =>
+            GetCrud(that).Select<T1>().From<T2>((s, b) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3> Select<T1, T2, T3>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3>((s, b, c) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4> Select<T1, T2, T3, T4>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4>((s, b, c, d) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5> Select<T1, T2, T3, T4, T5>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5>((s, b, c, d, e) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6> Select<T1, T2, T3, T4, T5, T6>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6>((s, b, c, d, e, f) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7> Select<T1, T2, T3, T4, T5, T6, T7>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7>((s, b, c, d, e, f, g) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8> Select<T1, T2, T3, T4, T5, T6, T7, T8>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8>((s, b, c, d, e, f, g, h) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9>((s, b, c, d, e, f, g, h, i) => s);
+        /// <summary>
+        /// 多表查询
+        /// </summary>
+        /// <returns></returns>
+        public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class =>
+            GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9, T10>((s, b, c, d, e, f, g, h, i, j) => s);
+        #endregion
+
+        #endregion
+    }
+}
\ No newline at end of file
diff --git a/FreeSql/Extensions/FreeSqlGlobalExtensions.cs b/FreeSql/Extensions/FreeSqlGlobalExtensions.cs
index c90437a1..0a3cf29b 100644
--- a/FreeSql/Extensions/FreeSqlGlobalExtensions.cs
+++ b/FreeSql/Extensions/FreeSqlGlobalExtensions.cs
@@ -137,7 +137,7 @@ public static partial class FreeSqlGlobalExtensions
         if (ctorParms == null || ctorParms.Any() == false) return Activator.CreateInstance(that, true);
         return Activator.CreateInstance(that, ctorParms
             .Select(a => a.ParameterType.IsInterface || a.ParameterType.IsAbstract || a.ParameterType == typeof(string) || a.ParameterType.IsArray ?
-            null : 
+            null :
             Activator.CreateInstance(a.ParameterType, null)).ToArray());
     }
     internal static NewExpression InternalNewExpression(this Type that)
@@ -348,7 +348,7 @@ public static partial class FreeSqlGlobalExtensions
         var select = that as Select1Provider<T1>;
         var tb = select._tables[0].Table;
         var navs = tb.Properties.Select(a => tb.GetTableRef(a.Key, false))
-            .Where(a => a != null && 
+            .Where(a => a != null &&
                 a.RefType == FreeSql.Internal.Model.TableRefType.OneToMany &&
                 a.RefEntityType == tb.Type).ToArray();
 
@@ -451,7 +451,7 @@ public static partial class FreeSqlGlobalExtensions
         var sql2InnerJoinOn = up == false ?
             string.Join(" and ", tbref.Columns.Select((a, z) => $"wct2.{select._commonUtils.QuoteSqlName(tbref.RefColumns[z].Attribute.Name)} = wct1.{select._commonUtils.QuoteSqlName(a.Attribute.Name)}")) :
             string.Join(" and ", tbref.Columns.Select((a, z) => $"wct2.{select._commonUtils.QuoteSqlName(a.Attribute.Name)} = wct1.{select._commonUtils.QuoteSqlName(tbref.RefColumns[z].Attribute.Name)}"));
-        
+
         var sql2ctePath = "";
         if (pathSelector != null)
         {
@@ -518,374 +518,4 @@ SELECT ");
     }
     #endregion
 
-    #region Ado.net 扩展方法，类似于 Dapper
-
-    static Dictionary<Type, IFreeSql> _dicCurd = new Dictionary<Type, IFreeSql>();
-    static object _dicCurdLock = new object();
-    static IFreeSql GetCrud(IDbConnection dbconn)
-    {
-        if (dbconn == null) throw new ArgumentNullException($"{nameof(dbconn)} 不能为 null"); ;
-        Type dbconType = dbconn.GetType();
-        var connType = dbconType.UnderlyingSystemType;
-        if (_dicCurd.TryGetValue(connType, out var fsql)) return fsql;
-
-        Type providerType = null;
-        switch (connType.Name)
-        {
-            case "MySqlConnection":
-                providerType = Type.GetType("FreeSql.MySql.MySqlProvider`1,FreeSql.Provider.MySql")?.MakeGenericType(connType);
-                if (providerType == null) providerType = Type.GetType("FreeSql.MySql.MySqlProvider`1,FreeSql.Provider.MySqlConnector")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.MySql.dll，可前往 nuget 下载");
-                break;
-            case "SqlConnection":
-                providerType = Type.GetType("FreeSql.SqlServer.SqlServerProvider`1,FreeSql.Provider.SqlServer")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.SqlServer.dll，可前往 nuget 下载");
-                break;
-            case "NpgsqlConnection":
-                providerType = Type.GetType("FreeSql.PostgreSQL.PostgreSQLProvider`1,FreeSql.Provider.PostgreSQL")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.PostgreSQL.dll，可前往 nuget 下载");
-                break;
-            case "OracleConnection":
-                providerType = Type.GetType("FreeSql.Oracle.OracleProvider`1,FreeSql.Provider.Oracle")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.Oracle.dll，可前往 nuget 下载");
-                break;
-            case "SQLiteConnection":
-                providerType = Type.GetType("FreeSql.Sqlite.SqliteProvider`1,FreeSql.Provider.Sqlite")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.Sqlite.dll，可前往 nuget 下载");
-                break;
-            case "DmConnection":
-                providerType = Type.GetType("FreeSql.Dameng.DamengProvider`1,FreeSql.Provider.Dameng")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.Dameng.dll，可前往 nuget 下载");
-                break;
-            case "OscarConnection":
-                providerType = Type.GetType("FreeSql.ShenTong.ShenTongProvider`1,FreeSql.Provider.ShenTong")?.MakeGenericType(connType);
-                if (providerType == null) throw new Exception("缺少 FreeSql 数据库实现包：FreeSql.Provider.ShenTong.dll，可前往 nuget 下载");
-                break;
-            default:
-                throw new Exception("未实现");
-        }
-        lock (_dicCurdLock)
-        {
-            if (_dicCurd.TryGetValue(connType, out fsql)) return fsql;
-            lock (_dicCurdLock)
-                _dicCurd.Add(connType, fsql = Activator.CreateInstance(providerType, new object[] { null, null, null }) as IFreeSql);
-        }
-        return fsql;
-    }
-    static IFreeSql GetCrud(IDbTransaction dbtran)
-    {
-        if (dbtran == null) throw new ArgumentNullException($"{nameof(dbtran)} 不能为 null");
-        return GetCrud(dbtran.Connection);
-    }
-
-    /// <summary>
-    /// 获取 IDbConnection 对应的 IFreeSql 实例
-    /// </summary>
-    /// <param name="that"></param>
-    /// <returns></returns>
-    public static IFreeSql GetIFreeSql(this IDbConnection that) => GetCrud(that);
-
-    #region IDbConnection
-    /// <summary>
-    /// 插入数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Insert<T1>().WithConnection(that as DbConnection);
-    /// <summary>
-    /// 插入数据，传入实体
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbConnection that, T1 source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
-    /// <summary>
-    /// 插入数据，传入实体数组
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbConnection that, T1[] source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
-    /// <summary>
-    /// 插入数据，传入实体集合
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbConnection that, List<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
-    /// <summary>
-    /// 插入数据，传入实体集合
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbConnection that, IEnumerable<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithConnection(that as DbConnection);
-
-    /// <summary>
-    /// 插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
-    /// MySql 5.6+: on duplicate key update<para></para>
-    /// PostgreSQL 9.4+: on conflict do update<para></para>
-    /// SqlServer 2008+: merge into<para></para>
-    /// Oracle 11+: merge into<para></para>
-    /// Sqlite: replace into<para></para>
-    /// 达梦: merge into<para></para>
-    /// 人大金仓：on conflict do update<para></para>
-    /// 神通：merge into<para></para>
-    /// MsAccess：不支持<para></para>
-    /// 注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IInsertOrUpdate<T1> InsertOrUpdate<T1>(this IDbConnection that) where T1 : class => GetCrud(that).InsertOrUpdate<T1>().WithConnection(that as DbConnection);
-
-    /// <summary>
-    /// 修改数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IUpdate<T1> Update<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Update<T1>().WithConnection(that as DbConnection);
-    /// <summary>
-    /// 修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-    /// <returns></returns>
-    public static IUpdate<T1> Update<T1>(this IDbConnection that, object dywhere) where T1 : class => GetCrud(that).Update<T1>(dywhere).WithConnection(that as DbConnection);
-
-    /// <summary>
-    /// 查询数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static ISelect<T1> Select<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Select<T1>().WithConnection(that as DbConnection);
-    /// <summary>
-    /// 查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-    /// <returns></returns>
-    public static ISelect<T1> Select<T1>(this IDbConnection that, object dywhere) where T1 : class => GetCrud(that).Select<T1>(dywhere).WithConnection(that as DbConnection);
-
-    /// <summary>
-    /// 删除数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IDelete<T1> Delete<T1>(this IDbConnection that) where T1 : class => GetCrud(that).Delete<T1>().WithConnection(that as DbConnection);
-    /// <summary>
-    /// 删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-    /// <returns></returns>
-    public static IDelete<T1> Delete<T1>(this IDbConnection that, object dywhere) where T1 : class => GetCrud(that).Delete<T1>(dywhere).WithConnection(that as DbConnection);
-
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2> Select<T1, T2>(this IDbConnection that) where T1 : class where T2 : class =>
-        GetCrud(that).Select<T1>().From<T2>((s, b) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3> Select<T1, T2, T3>(this IDbConnection that) where T1 : class where T2 : class where T3 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3>((s, b, c) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4> Select<T1, T2, T3, T4>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4>((s, b, c, d) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5> Select<T1, T2, T3, T4, T5>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5>((s, b, c, d, e) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6> Select<T1, T2, T3, T4, T5, T6>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6>((s, b, c, d, e, f) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7> Select<T1, T2, T3, T4, T5, T6, T7>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7>((s, b, c, d, e, f, g) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8> Select<T1, T2, T3, T4, T5, T6, T7, T8>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8>((s, b, c, d, e, f, g, h) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9>((s, b, c, d, e, f, g, h, i) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(this IDbConnection that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9, T10>((s, b, c, d, e, f, g, h, i, j) => s);
-    #endregion
-
-    #region IDbTransaction
-    /// <summary>
-    /// 插入数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Insert<T1>().WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 插入数据，传入实体
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbTransaction that, T1 source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 插入数据，传入实体数组
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbTransaction that, T1[] source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 插入数据，传入实体集合
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbTransaction that, List<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 插入数据，传入实体集合
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="source"></param>
-    /// <returns></returns>
-    public static IInsert<T1> Insert<T1>(this IDbTransaction that, IEnumerable<T1> source) where T1 : class => GetCrud(that).Insert<T1>(source).WithTransaction(that as DbTransaction);
-
-    /// <summary>
-    /// 插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
-    /// MySql 5.6+: on duplicate key update<para></para>
-    /// PostgreSQL 9.4+: on conflict do update<para></para>
-    /// SqlServer 2008+: merge into<para></para>
-    /// Oracle 11+: merge into<para></para>
-    /// Sqlite: replace into<para></para>
-    /// 达梦: merge into<para></para>
-    /// 人大金仓：on conflict do update<para></para>
-    /// 神通：merge into<para></para>
-    /// MsAccess：不支持<para></para>
-    /// 注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IInsertOrUpdate<T1> InsertOrUpdate<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).InsertOrUpdate<T1>().WithTransaction(that as DbTransaction);
-
-    /// <summary>
-    /// 修改数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IUpdate<T1> Update<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Update<T1>().WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-    /// <returns></returns>
-    public static IUpdate<T1> Update<T1>(this IDbTransaction that, object dywhere) where T1 : class => GetCrud(that).Update<T1>(dywhere).WithTransaction(that as DbTransaction);
-
-    /// <summary>
-    /// 查询数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static ISelect<T1> Select<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Select<T1>().WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-    /// <returns></returns>
-    public static ISelect<T1> Select<T1>(this IDbTransaction that, object dywhere) where T1 : class => GetCrud(that).Select<T1>(dywhere).WithTransaction(that as DbTransaction);
-
-    /// <summary>
-    /// 删除数据
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <returns></returns>
-    public static IDelete<T1> Delete<T1>(this IDbTransaction that) where T1 : class => GetCrud(that).Delete<T1>().WithTransaction(that as DbTransaction);
-    /// <summary>
-    /// 删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-    /// </summary>
-    /// <typeparam name="T1"></typeparam>
-    /// <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-    /// <returns></returns>
-    public static IDelete<T1> Delete<T1>(this IDbTransaction that, object dywhere) where T1 : class => GetCrud(that).Delete<T1>(dywhere).WithTransaction(that as DbTransaction);
-    
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2> Select<T1, T2>(this IDbTransaction that) where T1 : class where T2 : class =>
-        GetCrud(that).Select<T1>().From<T2>((s, b) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3> Select<T1, T2, T3>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3>((s, b, c) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4> Select<T1, T2, T3, T4>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4>((s, b, c, d) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5> Select<T1, T2, T3, T4, T5>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5>((s, b, c, d, e) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6> Select<T1, T2, T3, T4, T5, T6>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6>((s, b, c, d, e, f) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7> Select<T1, T2, T3, T4, T5, T6, T7>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7>((s, b, c, d, e, f, g) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8> Select<T1, T2, T3, T4, T5, T6, T7, T8>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8>((s, b, c, d, e, f, g, h) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9>((s, b, c, d, e, f, g, h, i) => s);
-    /// <summary>
-    /// 多表查询
-    /// </summary>
-    /// <returns></returns>
-    public static ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> Select<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(this IDbTransaction that) where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class =>
-        GetCrud(that).Select<T1>().From<T2, T3, T4, T5, T6, T7, T8, T9, T10>((s, b, c, d, e, f, g, h, i, j) => s);
-    #endregion
-
-    #endregion
-}
\ No newline at end of file
+}
diff --git a/FreeSql/FreeSql.xml b/FreeSql/FreeSql.xml
index e19b9432..a7b0965c 100644
--- a/FreeSql/FreeSql.xml
+++ b/FreeSql/FreeSql.xml
@@ -606,6 +606,323 @@
             北京人大金仓信息技术股份有限公司，基于 Kdbndp.dll 的实现
             </summary>
         </member>
+        <member name="M:FreeSql.AdoNetExtensions.GetIFreeSql(System.Data.IDbConnection)">
+            <summary>
+            获取 IDbConnection 对应的 IFreeSql 实例
+            </summary>
+            <param name="that"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbConnection)">
+            <summary>
+            插入数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbConnection,``0)">
+            <summary>
+            插入数据，传入实体
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbConnection,``0[])">
+            <summary>
+            插入数据，传入实体数组
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbConnection,System.Collections.Generic.List{``0})">
+            <summary>
+            插入数据，传入实体集合
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbConnection,System.Collections.Generic.IEnumerable{``0})">
+            <summary>
+            插入数据，传入实体集合
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.InsertOrUpdate``1(System.Data.IDbConnection)">
+            <summary>
+            插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
+            MySql 5.6+: on duplicate key update<para></para>
+            PostgreSQL 9.4+: on conflict do update<para></para>
+            SqlServer 2008+: merge into<para></para>
+            Oracle 11+: merge into<para></para>
+            Sqlite: replace into<para></para>
+            达梦: merge into<para></para>
+            人大金仓：on conflict do update<para></para>
+            神通：merge into<para></para>
+            MsAccess：不支持<para></para>
+            注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Update``1(System.Data.IDbConnection)">
+            <summary>
+            修改数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Update``1(System.Data.IDbConnection,System.Object)">
+            <summary>
+            修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``1(System.Data.IDbConnection)">
+            <summary>
+            查询数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``1(System.Data.IDbConnection,System.Object)">
+            <summary>
+            查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Delete``1(System.Data.IDbConnection)">
+            <summary>
+            删除数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Delete``1(System.Data.IDbConnection,System.Object)">
+            <summary>
+            删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``2(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``3(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``4(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``5(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``6(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``7(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``8(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``9(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``10(System.Data.IDbConnection)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbTransaction)">
+            <summary>
+            插入数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbTransaction,``0)">
+            <summary>
+            插入数据，传入实体
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbTransaction,``0[])">
+            <summary>
+            插入数据，传入实体数组
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbTransaction,System.Collections.Generic.List{``0})">
+            <summary>
+            插入数据，传入实体集合
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Insert``1(System.Data.IDbTransaction,System.Collections.Generic.IEnumerable{``0})">
+            <summary>
+            插入数据，传入实体集合
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.InsertOrUpdate``1(System.Data.IDbTransaction)">
+            <summary>
+            插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
+            MySql 5.6+: on duplicate key update<para></para>
+            PostgreSQL 9.4+: on conflict do update<para></para>
+            SqlServer 2008+: merge into<para></para>
+            Oracle 11+: merge into<para></para>
+            Sqlite: replace into<para></para>
+            达梦: merge into<para></para>
+            人大金仓：on conflict do update<para></para>
+            神通：merge into<para></para>
+            MsAccess：不支持<para></para>
+            注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Update``1(System.Data.IDbTransaction)">
+            <summary>
+            修改数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Update``1(System.Data.IDbTransaction,System.Object)">
+            <summary>
+            修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``1(System.Data.IDbTransaction)">
+            <summary>
+            查询数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``1(System.Data.IDbTransaction,System.Object)">
+            <summary>
+            查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Delete``1(System.Data.IDbTransaction)">
+            <summary>
+            删除数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Delete``1(System.Data.IDbTransaction,System.Object)">
+            <summary>
+            删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``2(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``3(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``4(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``5(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``6(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``7(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``8(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``9(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.AdoNetExtensions.Select``10(System.Data.IDbTransaction)">
+            <summary>
+            多表查询
+            </summary>
+            <returns></returns>
+        </member>
         <member name="M:FreeSql.Extensions.EntityUtil.EntityUtilExtensions.GetEntityKeyString(IFreeSql,System.Type,System.Object,System.Boolean,System.String)">
             <summary>
             获取实体的主键值，以 "*|_,[,_|*" 分割，当任意一个主键属性无值时，返回 null
@@ -2626,6 +2943,153 @@
             <param name="parms"></param>
             <returns></returns>
         </member>
+        <member name="M:FreeSql.IAdo.ExecuteConnectTestAsync">
+            <summary>
+            测试数据库是否连接正确，本方法执行如下命令：<para></para>
+            MySql/SqlServer/PostgreSQL/达梦/人大金仓/神通: SELECT 1<para></para>
+            Oracle: SELECT 1 FROM dual<para></para>
+            </summary>
+            <returns>true: 成功, false: 失败</returns>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteReaderAsync(System.Func{FreeSql.Internal.Model.FetchCallbackArgs{System.Data.Common.DbDataReader},System.Threading.Tasks.Task},System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            查询，若使用读写分离，查询【从库】条件cmdText.StartsWith("SELECT ")，否则查询【主库】
+            </summary>
+            <param name="readerHander"></param>
+            <param name="cmdType"></param>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteReaderAsync(System.Func{FreeSql.Internal.Model.FetchCallbackArgs{System.Data.Common.DbDataReader},System.Threading.Tasks.Task},System.String,System.Object)">
+            <summary>
+            查询，ExecuteReaderAsync(dr => {}, "select * from user where age > ?age", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteArrayAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            查询
+            </summary>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteArrayAsync(System.String,System.Object)">
+            <summary>
+            查询，ExecuteArrayAsync("select * from user where age > ?age", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteDataSetAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            查询
+            </summary>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteDataSetAsync(System.String,System.Object)">
+            <summary>
+            查询，ExecuteDataSetAsync("select * from user where age > ?age; select 2", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteDataTableAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            查询
+            </summary>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteDataTableAsync(System.String,System.Object)">
+            <summary>
+            查询，ExecuteDataTableAsync("select * from user where age > ?age", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteNonQueryAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            在【主库】执行
+            </summary>
+            <param name="cmdType"></param>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteNonQueryAsync(System.String,System.Object)">
+            <summary>
+            在【主库】执行，ExecuteNonQueryAsync("delete from user where age > ?age", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteScalarAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            在【主库】执行
+            </summary>
+            <param name="cmdType"></param>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+        </member>
+        <member name="M:FreeSql.IAdo.ExecuteScalarAsync(System.String,System.Object)">
+            <summary>
+            在【主库】执行，ExecuteScalarAsync("select 1 from user where age > ?age", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.QueryAsync``1(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new SqlParameter { ParameterName = "age", Value = 25 })
+            </summary>
+            <typeparam name="T"></typeparam>
+            <param name="cmdType"></param>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.QueryAsync``1(System.String,System.Object)">
+            <summary>
+            执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <typeparam name="T"></typeparam>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.QueryAsync``2(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
+            <summary>
+            执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age; select * from address", new SqlParameter { ParameterName = "age", Value = 25 })
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="cmdType"></param>
+            <param name="cmdText"></param>
+            <param name="cmdParms"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.IAdo.QueryAsync``2(System.String,System.Object)">
+            <summary>
+            执行SQL返回对象集合，Query&lt;User, Address&gt;("select * from user where age > ?age; select * from address", new { age = 25 })<para></para>
+            提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="cmdText"></param>
+            <param name="parms"></param>
+            <returns></returns>
+        </member>
         <member name="E:FreeSql.IAop.ParseExpression">
             <summary>
             可自定义解析表达式
@@ -3382,6 +3846,12 @@
             <param name="timeout">超时</param>
             <returns></returns>
         </member>
+        <member name="M:FreeSql.Internal.ObjectPool.IObjectPool`1.GetAsync">
+            <summary>
+            获取资源
+            </summary>
+            <returns></returns>
+        </member>
         <member name="M:FreeSql.Internal.ObjectPool.IObjectPool`1.Return(FreeSql.Internal.ObjectPool.Object{`0},System.Boolean)">
             <summary>
             使用完毕后，归还资源
@@ -3452,6 +3922,12 @@
             </summary>
             <param name="obj">资源对象</param>
         </member>
+        <member name="M:FreeSql.Internal.ObjectPool.IPolicy`1.OnGetAsync(FreeSql.Internal.ObjectPool.Object{`0})">
+            <summary>
+            从对象池获取对象成功的时候触发，通过该方法统计或初始化对象
+            </summary>
+            <param name="obj">资源对象</param>
+        </member>
         <member name="M:FreeSql.Internal.ObjectPool.IPolicy`1.OnReturn(FreeSql.Internal.ObjectPool.Object{`0})">
             <summary>
             归还对象给对象池的时候触发
@@ -3771,323 +4247,6 @@
             <param name="level">递归层级</param>
             <returns></returns>
         </member>
-        <member name="M:FreeSqlGlobalExtensions.GetIFreeSql(System.Data.IDbConnection)">
-            <summary>
-            获取 IDbConnection 对应的 IFreeSql 实例
-            </summary>
-            <param name="that"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbConnection)">
-            <summary>
-            插入数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbConnection,``0)">
-            <summary>
-            插入数据，传入实体
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbConnection,``0[])">
-            <summary>
-            插入数据，传入实体数组
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbConnection,System.Collections.Generic.List{``0})">
-            <summary>
-            插入数据，传入实体集合
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbConnection,System.Collections.Generic.IEnumerable{``0})">
-            <summary>
-            插入数据，传入实体集合
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.InsertOrUpdate``1(System.Data.IDbConnection)">
-            <summary>
-            插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
-            MySql 5.6+: on duplicate key update<para></para>
-            PostgreSQL 9.4+: on conflict do update<para></para>
-            SqlServer 2008+: merge into<para></para>
-            Oracle 11+: merge into<para></para>
-            Sqlite: replace into<para></para>
-            达梦: merge into<para></para>
-            人大金仓：on conflict do update<para></para>
-            神通：merge into<para></para>
-            MsAccess：不支持<para></para>
-            注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Update``1(System.Data.IDbConnection)">
-            <summary>
-            修改数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Update``1(System.Data.IDbConnection,System.Object)">
-            <summary>
-            修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``1(System.Data.IDbConnection)">
-            <summary>
-            查询数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``1(System.Data.IDbConnection,System.Object)">
-            <summary>
-            查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Delete``1(System.Data.IDbConnection)">
-            <summary>
-            删除数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Delete``1(System.Data.IDbConnection,System.Object)">
-            <summary>
-            删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``2(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``3(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``4(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``5(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``6(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``7(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``8(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``9(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``10(System.Data.IDbConnection)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbTransaction)">
-            <summary>
-            插入数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbTransaction,``0)">
-            <summary>
-            插入数据，传入实体
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbTransaction,``0[])">
-            <summary>
-            插入数据，传入实体数组
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbTransaction,System.Collections.Generic.List{``0})">
-            <summary>
-            插入数据，传入实体集合
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Insert``1(System.Data.IDbTransaction,System.Collections.Generic.IEnumerable{``0})">
-            <summary>
-            插入数据，传入实体集合
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="source"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.InsertOrUpdate``1(System.Data.IDbTransaction)">
-            <summary>
-            插入或更新数据，此功能依赖数据库特性（低版本可能不支持），参考如下：<para></para>
-            MySql 5.6+: on duplicate key update<para></para>
-            PostgreSQL 9.4+: on conflict do update<para></para>
-            SqlServer 2008+: merge into<para></para>
-            Oracle 11+: merge into<para></para>
-            Sqlite: replace into<para></para>
-            达梦: merge into<para></para>
-            人大金仓：on conflict do update<para></para>
-            神通：merge into<para></para>
-            MsAccess：不支持<para></para>
-            注意区别：FreeSql.Repository 仓储也有 InsertOrUpdate 方法（不依赖数据库特性）
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Update``1(System.Data.IDbTransaction)">
-            <summary>
-            修改数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Update``1(System.Data.IDbTransaction,System.Object)">
-            <summary>
-            修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``1(System.Data.IDbTransaction)">
-            <summary>
-            查询数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``1(System.Data.IDbTransaction,System.Object)">
-            <summary>
-            查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Delete``1(System.Data.IDbTransaction)">
-            <summary>
-            删除数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Delete``1(System.Data.IDbTransaction,System.Object)">
-            <summary>
-            删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``2(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``3(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``4(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``5(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``6(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``7(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``8(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``9(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSqlGlobalExtensions.Select``10(System.Data.IDbTransaction)">
-            <summary>
-            多表查询
-            </summary>
-            <returns></returns>
-        </member>
         <member name="M:System.Linq.Expressions.LambadaExpressionExtensions.And``1(System.Linq.Expressions.Expression{System.Func{``0,System.Boolean}},System.Linq.Expressions.Expression{System.Func{``0,System.Boolean}})">
             <summary>
             使用 and 拼接两个 lambda 表达式