Update: UpdateByObject

Src/Asp.NetCore2/SqlSugar/Abstract/DynamicBuilder/CommonMethodInfo.cs

@@ -68,6 +68,15 @@ namespace SqlSugar
             var result = Context.GetType().GetMyMethod("ExecuteCommandAsync", 0).Invoke(Context, new object[] { });
             return await (Task<int>)result;
         }
+        public UpdateCommonMethodInfo SplitTable()
+        { 
+            var newMethod = this.Context.GetType().GetMyMethod("SplitTable", 0);
+            var result = newMethod.Invoke(Context, new object[] { });
+            return new UpdateCommonMethodInfo()
+            {
+                Context = result
+            };
+        }
     }
 
 }

Src/Asp.NetCore2/SqlSugar/Abstract/UpdateProvider/UpdateMethodInfo.cs

@@ -50,6 +50,17 @@ namespace SqlSugar
             };
         }
 
+        public UpdateCommonMethodInfo WhereColumns(params string[] whereColumns)
+        {
+            var inertable = MethodInfo.Invoke(Context, new object[] { objectValue });
+            var newMethod = inertable.GetType().GetMyMethod("WhereColumns", 1, typeof(string[]));
+            var result = newMethod.Invoke(inertable, new object[] { whereColumns });
+            return new UpdateCommonMethodInfo()
+            {
+                Context = result, 
+            };
+        }
+
         public UpdateCommonMethodInfo AS(string tableName)
         {
             var inertable = MethodInfo.Invoke(Context, new object[] { objectValue });

Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec

@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SqlSugarCore</id>
-    <version>5.1.4.141</version>
+    <version>5.1.4.142-preview02</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>