- 修复 MySql.Data MySqlDateTime 读取为 null 的情况；#1960 #1948

Examples/base_entity/Program.cs

@@ -618,6 +618,43 @@ namespace base_entity
             BaseEntity.Initialization(fsql, () => _asyncUow.Value);
             #endregion
 
+            fsql.Delete<RequestEntity>().Where("1=1").ExecuteAffrows();
+            fsql.Delete<RequestDetailEntity>().Where("1=1").ExecuteAffrows();
+            fsql.Insert(new RequestEntity
+            {
+                ID = 21968,
+                AddDate = DateTime.Now,
+                ApproveDate = DateTime.Now,
+            }).ExecuteAffrows();
+            fsql.Insert(new RequestDetailEntity
+            {
+                ID = 55377,
+                RequestID = 21968,
+                OutboundDate = DateTime.Now,
+            }).ExecuteAffrows();
+            // 1.联表, 主表id查询,返回RequestEntity,AddDate不为null
+            var aaa = fsql.Select<RequestEntity, RequestDetailEntity>()
+                .LeftJoin((a, b) => a.ID == b.RequestID)
+                .Where((a, b) => a.ID == 21968)
+                .ToList();
+
+            // 2.联表, 相同的主表ID,AddDate为null, 子表的OutboundDate也为null
+            var bbb = fsql.Select<RequestEntity, RequestDetailEntity>()
+                .LeftJoin((a, b) => a.ID == b.RequestID)
+                .Where((a, b) => a.ID == 21968)
+                .ToList((a, b) => new
+                {
+                    a.ID,
+                    DetailID = b.ID,
+                    a.AddDate,
+                    b.OutboundDate,
+                });
+
+            // 3.单表, 以上相同的子表id, OutboundDate 不为null
+            var data = fsql.Select<RequestDetailEntity>()
+                .Where(a => a.ID == 55377)
+                .ToList();
+
             fsql.Delete<IdentityTable>().Where("1=1").ExecuteAffrows();
             fsql.Insert(new IdentityTable { name = "name01", create_time = DateTime.Now }).ExecuteAffrows();
             var itrt01 = fsql.Select<IdentityTable>().ToList();
@@ -3354,3 +3391,30 @@ class TableOptions
     public int Value1 { get; set; }
     public string Value2 { get; set; }
 }
+
+[Table(Name = "tb_request_detail")]
+public class RequestDetailEntity
+{
+    [Column(IsPrimary = true)]
+    public int ID { get; set; }
+
+    [Column(IsNullable = false)]
+    public int RequestID { get; set; }
+
+    [JsonProperty]
+    public DateTime? OutboundDate { get; set; }
+}
+
+
+[Table(Name = "tb_request")]
+public class RequestEntity
+{
+    [Column(IsPrimary = true, Position = 1)]
+    public int ID { get; set; }
+
+    [Column(Position = -2, IsNullable = false, DbType = "datetime")]
+    public DateTime? AddDate { get; set; }
+
+    [Column(IsNullable = true, Position = 71)]
+    public DateTime? ApproveDate { get; set; }
+}

Examples/base_entity/base_entity.csproj

@@ -15,7 +15,7 @@
 	<ItemGroup>
 		<PackageReference Include="Confluent.Kafka" Version="2.2.0" />
 		<PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
-		<PackageReference Include="MessagePack" Version="2.4.35" />
+		<PackageReference Include="MessagePack" Version="3.1.1" />
 		<PackageReference Include="SQLitePCLRaw.bundle_e_sqlite3" Version="2.1.5" />
 	</ItemGroup>
 
@@ -41,9 +41,6 @@
 	</ItemGroup>
 	
     <ItemGroup>
-      <Reference Include="DmProvider">
-        <HintPath>..\..\Providers\FreeSql.Provider.Dameng\lib\DmProvider\netstandard2.0\DmProvider.dll</HintPath>
-      </Reference>
       <Reference Include="XuguClient">
         <HintPath>..\..\Providers\FreeSql.Provider.Xugu\lib\XuguClient\netstandard2.0\XuguClient.dll</HintPath>
       </Reference>

Examples/base_entity/base_entity.xml

@@ -501,5 +501,11 @@
             用户导航
             </summary>
         </member>
+        <member name="T:MessagePack.GeneratedMessagePackResolver">
+            <summary>A MessagePack resolver that uses generated formatters for types in this assembly.</summary>
+        </member>
+        <member name="F:MessagePack.GeneratedMessagePackResolver.Instance">
+            <summary>An instance of this resolver that only returns formatters specifically generated for types in this assembly.</summary>
+        </member>
     </members>
 </doc>

FreeSql.DbContext/FreeSql.DbContext.xml

@@ -758,5 +758,13 @@
             <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>

FreeSql/FreeSql.xml

@@ -1087,6 +1087,93 @@
             </summary>
             <returns></returns>
         </member>
+        <member name="T:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder">
+            <summary>
+            动态创建实体类型
+            </summary>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.#ctor(IFreeSql,System.String,System.Attribute[])">
+            <summary>
+            配置Class
+            </summary>
+            <param name="className">类名</param>
+            <param name="attributes">类标记的特性[Table(Name = "xxx")] [Index(xxxx)]</param>
+            <returns></returns>
+        </member>
+        <member name="P:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.TypeBuilder">
+            <summary>
+            获取类型构建器，可作为要构建的Type来引用
+            </summary>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.Property(System.String,System.Type,System.Attribute[])">
+            <summary>
+            配置属性
+            </summary>
+            <param name="propertyName">属性名称</param>
+            <param name="propertyType">属性类型</param>
+            <param name="attributes">属性标记的特性-支持多个</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.Property(System.String,System.Type,System.Boolean,System.Attribute[])">
+            <summary>
+            配置属性
+            </summary>
+            <param name="propertyName">属性名称</param>
+            <param name="propertyType">属性类型</param>
+            <param name="isOverride">该属性是否重写父类属性</param>
+            <param name="attributes">属性标记的特性-支持多个</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.Property(System.String,System.Type,System.Boolean,System.Object,System.Attribute[])">
+            <summary>
+            配置属性
+            </summary>
+            <param name="propertyName">属性名称</param>
+            <param name="propertyType">属性类型</param>
+            <param name="isOverride">该属性是否重写父类属性</param>
+            <param name="defaultValue">属性默认值</param>
+            <param name="attributes">属性标记的特性-支持多个</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.Extend(System.Type)">
+            <summary>
+            配置父类
+            </summary>
+            <param name="superClass">父类类型</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.OverrideProperty(System.Reflection.Emit.TypeBuilder@,System.Reflection.Emit.MethodBuilder,FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.PropertyMethodEnum,System.String)">
+            <summary>
+            Override属性
+            </summary>
+            <param name="typeBuilder"></param>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.Build">
+            <summary>
+            Emit动态创建出Class - Type
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.BuildJustType">
+            <summary>
+            Emit动态创建出Class - Type，不附带获取TableInfo
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.FirstCharToLower(System.String)">
+            <summary>
+            首字母小写
+            </summary>
+            <param name="input"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSql.Extensions.DynamicEntity.DynamicCompileBuilder.FirstCharToUpper(System.String)">
+            <summary>
+            首字母大写
+            </summary>
+            <param name="input"></param>
+            <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 ""
@@ -5810,6 +5897,28 @@
             对象池
             </summary>
         </member>
+        <member name="M:FreeSqlGlobalDynamicEntityExtensions.DynamicEntity(FreeSql.ICodeFirst,System.String,System.Attribute[])">
+            <summary>
+            动态构建Class Type
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSqlGlobalDynamicEntityExtensions.CreateInstance(FreeSql.Internal.Model.TableInfo,System.Collections.Generic.Dictionary{System.String,System.Object})">
+            <summary>
+            根据字典，创建 table 对应的实体对象
+            </summary>
+            <param name="table"></param>
+            <param name="dict"></param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeSqlGlobalDynamicEntityExtensions.CreateDictionary(FreeSql.Internal.Model.TableInfo,System.Object)">
+            <summary>
+            根据实体对象，创建 table 对应的字典
+            </summary>
+            <param name="table"></param>
+            <param name="instance"></param>
+            <returns></returns>
+        </member>
         <member name="M:FreeSqlGlobalExpressionCallExtensions.Between(System.DateTime,System.DateTime,System.DateTime)">
             <summary>
             C#： that >= between &amp;&amp; that &lt;= and<para></para>
@@ -6376,126 +6485,3 @@
         </member>
     </members>
 </doc>
-<returns></returns>
-        </member>
-        <member name="M:IFreeSql.Insert``1(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:IFreeSql.Insert``1(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:IFreeSql.InsertOrUpdate``1">
-            <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>
-            DuckDB: on conflict do update<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:IFreeSql.Update``1">
-            <summary>
-            修改数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:IFreeSql.Update``1(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:IFreeSql.Select``1">
-            <summary>
-            查询数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:IFreeSql.Select``1(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:IFreeSql.Delete``1">
-            <summary>
-            删除数据
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <returns></returns>
-        </member>
-        <member name="M:IFreeSql.Delete``1(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:IFreeSql.Transaction(System.Action)">
-            <summary>
-            开启事务（不支持异步）<para></para>
-            v1.5.0 关闭了线程事务超时自动提交的机制
-            </summary>
-            <param name="handler">事务体 () => {}</param>
-        </member>
-        <member name="M:IFreeSql.Transaction(System.Data.IsolationLevel,System.Action)">
-            <summary>
-            开启事务（不支持异步）<para></para>
-            v1.5.0 关闭了线程事务超时自动提交的机制
-            </summary>
-            <param name="isolationLevel"></param>
-            <param name="handler">事务体 () => {}</param>
-        </member>
-        <member name="P:IFreeSql.Ado">
-            <summary>
-            数据库访问对象
-            </summary>
-        </member>
-        <member name="P:IFreeSql.Aop">
-            <summary>
-            所有拦截方法都在这里
-            </summary>
-        </member>
-        <member name="P:IFreeSql.CodeFirst">
-            <summary>
-            CodeFirst 模式开发相关方法
-            </summary>
-        </member>
-        <member name="P:IFreeSql.DbFirst">
-            <summary>
-            DbFirst 模式开发相关方法
-            </summary>
-        </member>
-        <member name="P:IFreeSql.GlobalFilter">
-            <summary>
-            全局过滤设置，可默认附加为 Select/Update/Delete 条件
-            </summary>
-        </member>
-    </members>
-</doc>

FreeSql/Internal/UtilsExpressionTree.cs

@@ -1727,8 +1727,10 @@ namespace FreeSql.Internal
                     break;
                 case DataType.MySql:
                 case DataType.CustomMySql:
-                    if (dr.GetFieldType(index).FullName == "MySqlConnector.MySqlDateTime")
+                    switch (dr.GetFieldType(index).FullName)
                     {
+                        case "MySql.Data.Types.MySqlDateTime": //Allow Zero Datetime=True;
+                        case "MySqlConnector.MySqlDateTime":
                             if (dr.IsDBNull(index)) return null;
                             return dr.GetDateTime(index);
                     }