diff --git a/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Main.cs b/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Main.cs
index 3e9fa0156..5427b9018 100644
--- a/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Main.cs
+++ b/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Main.cs
@@ -31,6 +31,7 @@ namespace OrmTest
         }
         public static void Init()
         {
+            Unitadfa12.Init();
             Unitsdfa1231.Init();
             Unitadfad1.Init();
             UnitWeek.Init();
diff --git a/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Unitadf1yyyy.cs b/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Unitadf1yyyy.cs
new file mode 100644
index 000000000..399204a40
--- /dev/null
+++ b/Src/Asp.NetCore2/MySqlTest/UserTestCases/UnitTest/Unitadf1yyyy.cs
@@ -0,0 +1,46 @@
+using SqlSugar;
+using System.Collections.Generic;
+using System.Linq;
+using System;
+
+namespace OrmTest
+{
+    internal class Unitadfa12
+    {
+        public static void Init()
+        {
+            var db = NewUnitTest.Db;
+
+            string tableName = "m_test";
+            //建表 
+            db.CodeFirst.As<Test001>(tableName).InitTables<Test001>();
+
+            List<Test001> longList = new List<Test001>();
+            for (int i = 0; i < 2; i++)
+            {
+                longList.Add(new Test001() { CreateTime = DateTime.Now });
+            }
+
+            //插入测试数据
+            var indexList = db.Insertable(longList).AS(tableName).ExecuteReturnPkList<long>();
+             
+        }
+    }
+
+    //建类
+    public class Test001
+    {
+
+        [SugarColumn(ColumnName = "id", ColumnDescription = "Id", IsPrimaryKey = true, IsIdentity = true)]
+        public long Id
+        {
+            get; set;
+        }
+
+        [SugarColumn(ColumnName = "createTime", ColumnDescription = "创建时间")]
+        public DateTime CreateTime
+        {
+            get; set;
+        }
+    }
+}