- 优化 ConnectionPool 提升被动连接断开的体验（会卡的可以升级）；

Examples/base_entity/Entities/Class1.cs

@@ -1 +0,0 @@
-

FreeSql.DbContext/FreeSql.DbContext.xml

@@ -110,6 +110,13 @@
             清空状态数据
             </summary>
         </member>
+        <member name="M:FreeSql.DbSet`1.RemoveAsync(System.Linq.Expressions.Expression{System.Func{`0,System.Boolean}})">
+            <summary>
+            根据 lambda 条件删除数据
+            </summary>
+            <param name="predicate"></param>
+            <returns></returns>
+        </member>
         <member name="M:FreeSql.DbSet`1.Add(`0)">
             <summary>
             添加

FreeSql/FreeSql.xml

@@ -1036,7 +1036,7 @@
         <member name="M:FreeSql.ISelect0`2.ToDictionary``1(System.Func{`1,``0})">
             <summary>
             以字典的形式返回查询结果<para></para>
-            注意：字典的特点会导致 OrderBy 排序失效
+            注意：字典的特点会导致返回的数据无序
             </summary>
             <typeparam name="TKey"></typeparam>
             <param name="keySelector"></param>

FreeSql/FreeUtil.cs

@@ -32,7 +32,7 @@ public static class FreeUtil
         var uninxtime = (int)now.Subtract(dt1970).TotalSeconds;
         int increment = Interlocked.Increment(ref __staticIncrement) & 0x00ffffff;
         var rand = rnd.Value.Next(0, int.MaxValue);
-        var guid = $"{uninxtime.ToString("x8").PadLeft(8, '0')}{__staticMachine.ToString("x8").PadLeft(8, '0').Substring(2, 6)}{__staticPid.ToString("x8").PadLeft(8, '0').Substring(6, 2)}{increment.ToString("x8").PadLeft(8, '0')}{rand.ToString("x8").PadLeft(8, '0')}";
+        var guid = $"{uninxtime.ToString("x8").PadLeft(8, '0')}{rand.ToString("x8").PadLeft(8, '0')}{__staticMachine.ToString("x8").PadLeft(8, '0').Substring(2, 6)}{__staticPid.ToString("x8").PadLeft(8, '0').Substring(6, 2)}{increment.ToString("x8").PadLeft(8, '0')}";
         return Guid.Parse(guid);
     }
 

FreeSql/Interface/Curd/ISelect/ISelect0.cs

@@ -54,7 +54,7 @@ namespace FreeSql
 
         /// <summary>
         /// 以字典的形式返回查询结果<para></para>
-        /// 注意：字典的特点会导致 OrderBy 排序失效
+        /// 注意：字典的特点会导致返回的数据无序
         /// </summary>
         /// <typeparam name="TKey"></typeparam>
         /// <param name="keySelector"></param>

Providers/FreeSql.Provider.MsAccess/MsAccessAdo/MsAccessConnectionPool.cs

@@ -182,7 +182,7 @@ namespace FreeSql.MsAccess
 
         public void OnReturn(Object<DbConnection> obj)
         {
-            if (obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.MySql/MySqlAdo/MySqlConnectionPool.cs

@@ -106,7 +106,8 @@ namespace FreeSql.MySql
 
         public void OnDestroy(DbConnection obj)
         {
-            if (obj.State != ConnectionState.Closed) obj.Close();
+            try { if (obj.State != ConnectionState.Closed) obj.Close(); } catch { }
+            try { MySqlConnection.ClearPool(obj as MySqlConnection); } catch { }
             obj.Dispose();
         }
 
@@ -176,7 +177,7 @@ namespace FreeSql.MySql
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Odbc/Dameng/OdbcDamengAdo/OdbcDamengConnectionPool.cs

@@ -198,7 +198,7 @@ namespace FreeSql.Odbc.Dameng
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Odbc/Default/OdbcAdo/OdbcConnectionPool.cs

@@ -183,7 +183,7 @@ namespace FreeSql.Odbc.Default
 
         public void OnReturn(Object<DbConnection> obj)
         {
-            if (obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Odbc/MySql/OdbcMySqlAdo/OdbcMySqlConnectionPool.cs

@@ -176,7 +176,7 @@ namespace FreeSql.Odbc.MySql
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Odbc/Oracle/OdbcOracleAdo/OdbcOracleConnectionPool.cs

@@ -198,7 +198,7 @@ namespace FreeSql.Odbc.Oracle
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLAdo/OdbcPostgreSQLConnectionPool.cs

@@ -188,7 +188,7 @@ namespace FreeSql.Odbc.PostgreSQL
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Odbc/SqlServer/OdbcSqlServerAdo/OdbcSqlServerConnectionPool.cs

@@ -183,7 +183,7 @@ namespace FreeSql.Odbc.SqlServer
 
         public void OnReturn(Object<DbConnection> obj)
         {
-            if (obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Oracle/OracleAdo/OracleConnectionPool.cs

@@ -128,7 +128,8 @@ namespace FreeSql.Oracle
 
         public void OnDestroy(DbConnection obj)
         {
-            if (obj.State != ConnectionState.Closed) obj.Close();
+            try { if (obj.State != ConnectionState.Closed) obj.Close(); } catch { }
+            try { OracleConnection.ClearPool(obj as OracleConnection); } catch { }
             obj.Dispose();
         }
 
@@ -198,7 +199,7 @@ namespace FreeSql.Oracle
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.PostgreSQL/PostgreSQLAdo/PostgreSQLConnectionPool.cs

@@ -118,7 +118,8 @@ namespace FreeSql.PostgreSQL
 
         public void OnDestroy(DbConnection obj)
         {
-            if (obj.State != ConnectionState.Closed) obj.Close();
+            try { if (obj.State != ConnectionState.Closed) obj.Close(); } catch { }
+            try { NpgsqlConnection.ClearPool(obj as NpgsqlConnection); } catch { }
             obj.Dispose();
         }
 
@@ -188,7 +189,7 @@ namespace FreeSql.PostgreSQL
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.SqlServer/SqlServerAdo/SqlServerConnectionPool.cs

@@ -111,7 +111,8 @@ namespace FreeSql.SqlServer
 
         public void OnDestroy(DbConnection obj)
         {
-            if (obj.State != ConnectionState.Closed) obj.Close();
+            try { if (obj.State != ConnectionState.Closed) obj.Close(); } catch { }
+            try { SqlConnection.ClearPool(obj as SqlConnection); } catch { }
             obj.Dispose();
         }
 
@@ -181,7 +182,7 @@ namespace FreeSql.SqlServer
 
         public void OnReturn(Object<DbConnection> obj)
         {
-            if (obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
+           //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()

Providers/FreeSql.Provider.Sqlite/SqliteAdo/SqliteConnectionPool.cs

@@ -204,7 +204,7 @@ namespace FreeSql.Sqlite
 
         public void OnReturn(Object<DbConnection> obj)
         {
-
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
         }
 
         public void OnAvailable()