diff --git a/Src/Asp.Net/MySqlTest/Demo/Demo0_SqlSugarClient.cs b/Src/Asp.Net/MySqlTest/Demo/Demo0_SqlSugarClient.cs
index aadfe748a..e6ecda759 100644
--- a/Src/Asp.Net/MySqlTest/Demo/Demo0_SqlSugarClient.cs
+++ b/Src/Asp.Net/MySqlTest/Demo/Demo0_SqlSugarClient.cs
@@ -232,7 +232,7 @@ namespace OrmTest
 
             var db1 = db.Ado.Connection.Database;
             //use db1
-            db.CodeFirst.SetStringDefaultLength(200).InitTables(typeof(Order), typeof(OrderItem));//
+            db.CodeFirst.InitTables(typeof(Order), typeof(OrderItem));//
             db.Insertable(new Order() { Name = "order1", CreateTime = DateTime.Now }).ExecuteCommand();
             Console.WriteLine(db.CurrentConnectionConfig.DbType + ":" + db.Queryable<Order>().Count());
 
@@ -240,7 +240,7 @@ namespace OrmTest
             db.ChangeDatabase("2");
             var db2 = db.Ado.Connection.Database;
             db.DbMaintenance.CreateDatabase();//Create Database2
-            db.CodeFirst.SetStringDefaultLength(200).InitTables(typeof(Order), typeof(OrderItem));
+            db.CodeFirst.InitTables(typeof(Order), typeof(OrderItem));
             db.Insertable(new Order() { Name = "order1", CreateTime = DateTime.Now }).ExecuteCommand();
             Console.WriteLine(db.CurrentConnectionConfig.DbType + ":" + db.Queryable<Order>().Count());
 
diff --git a/Src/Asp.Net/SqlServerTest/Demo/Demo0_SqlSugarClient.cs b/Src/Asp.Net/SqlServerTest/Demo/Demo0_SqlSugarClient.cs
index 80b06d7c4..e91ac22c1 100644
--- a/Src/Asp.Net/SqlServerTest/Demo/Demo0_SqlSugarClient.cs
+++ b/Src/Asp.Net/SqlServerTest/Demo/Demo0_SqlSugarClient.cs
@@ -231,7 +231,7 @@ namespace OrmTest
             });
             var db1 = db.Ado.Connection.Database;
             //use db1
-            db.CodeFirst.SetStringDefaultLength(200).InitTables(typeof(Order), typeof(OrderItem));//
+            db.CodeFirst.InitTables(typeof(Order), typeof(OrderItem));//
             db.Insertable(new Order() { Name = "order1", CreateTime = DateTime.Now }).ExecuteCommand();
             Console.WriteLine(db.CurrentConnectionConfig.DbType + ":" + db.Queryable<Order>().Count());
 
@@ -239,7 +239,7 @@ namespace OrmTest
             db.ChangeDatabase("2");
             var db2 = db.Ado.Connection.Database;
             db.DbMaintenance.CreateDatabase();//Create Database2
-            db.CodeFirst.SetStringDefaultLength(200).InitTables(typeof(Order), typeof(OrderItem));
+            db.CodeFirst.InitTables(typeof(Order), typeof(OrderItem));
             db.Insertable(new Order() { Name = "order1", CreateTime = DateTime.Now }).ExecuteCommand();
             Console.WriteLine(db.CurrentConnectionConfig.DbType + ":" + db.Queryable<Order>().Count());