Update Demo

Src/Asp.Net/SqlServerTest/Models/CarType.cs

@@ -0,0 +1,7 @@
+namespace OrmTest
+{
+    public class CarType
+    {
+        public bool State { get;  set; }
+    }
+}

Src/Asp.Net/SqlServerTest/SqlServerTest.csproj

@@ -145,6 +145,7 @@
     <Compile Include="OldTest\UnitTest\Setting\MapColumn.cs" />
     <Compile Include="OldTest\UnitTest\Setting\MapTable.cs" />
     <Compile Include="OldTest\UnitTest\Update.cs" />
+    <Compile Include="Models\CarType.cs" />
     <Compile Include="UnitTest\UAdo.cs" />
     <Compile Include="UnitTest\UQueryable.cs" />
     <Compile Include="UnitTest\UQueryableAsync.cs" />

Src/Asp.Net/SqlServerTest/UnitTest/UQueryable.cs

@@ -16,6 +16,11 @@ namespace OrmTest
             var totalPage = 0;
             var list=Db.Queryable<Order>().ToPageList(pageindex, pagesize, ref total, ref totalPage);
 
+            Db.CodeFirst.InitTables(typeof(CarType));
+            Db.Updateable<CarType>()
+                  .SetColumns(it => new CarType { State =SqlSugar.SqlFunc.IIF(it.State==true,false,true) }).Where(it=>true)
+               .ExecuteCommand();
+
         }
     }
 }