diff --git a/Src/Asp.NetCore2/ClickHouseTest/Demo/Demo3_Insertable.cs b/Src/Asp.NetCore2/ClickHouseTest/Demo/Demo3_Insertable.cs
index 4035eb4a4..4d727c496 100644
--- a/Src/Asp.NetCore2/ClickHouseTest/Demo/Demo3_Insertable.cs
+++ b/Src/Asp.NetCore2/ClickHouseTest/Demo/Demo3_Insertable.cs
@@ -37,18 +37,18 @@ namespace OrmTest
             };
 
             //Ignore  CreateTime
-            db.Insertable(insertObj).IgnoreColumns(it => new { it.CreateTime }).ExecuteReturnIdentity();//get identity
-            db.Insertable(insertObj).IgnoreColumns("CreateTime").ExecuteReturnIdentity();
+            db.Insertable(insertObj).IgnoreColumns(it => new { it.CreateTime }).ExecuteReturnSnowflakeId();//get identity
+            db.Insertable(insertObj).IgnoreColumns("CreateTime").ExecuteReturnSnowflakeId();
 
             //Only  insert  Name and Price
-            db.Insertable(insertObj).InsertColumns(it => new { it.Name, it.Price }).ExecuteReturnIdentity();
-            db.Insertable(insertObj).InsertColumns("Name", "Price").ExecuteReturnIdentity();
+            db.Insertable(insertObj).InsertColumns(it => new { it.Name, it.Price }).ExecuteReturnSnowflakeId();
+            db.Insertable(insertObj).InsertColumns("Name", "Price").ExecuteReturnSnowflakeId();
 
             //ignore null columns
-            db.Insertable(updateObjs).ExecuteCommand();//get change row count
+            db.Insertable(updateObjs).ExecuteReturnSnowflakeId();//get change row count
 
             //Use Lock
-            db.Insertable(insertObj).With(SqlWith.UpdLock).ExecuteCommand();
+            db.Insertable(insertObj).With(SqlWith.UpdLock).ExecuteReturnSnowflakeId();
 
             Console.WriteLine("#### Insertable End ####");
         }
diff --git a/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseInsertBuilder.cs b/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseInsertBuilder.cs
index 88420b6aa..256456e71 100644
--- a/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseInsertBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseInsertBuilder.cs
@@ -27,7 +27,7 @@ namespace SqlSugar.ClickHouse
         int i = 0;
         public object FormatValue(object value, string name)
         {
-            var n = "N";
+            var n = "";
             if (this.Context.CurrentConnectionConfig.MoreSettings != null && this.Context.CurrentConnectionConfig.MoreSettings.DisableNvarchar)
             {
                 n = "";