diff --git a/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs b/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
index 66fc6a676..554a552b0 100644
--- a/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
+++ b/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
@@ -40,7 +40,7 @@ namespace TDengineTest
             BulkCopy(db);
              
             //生成实体
-            DbFirst(db);
+            //DbFirst(db);
 
             //简单用例
             Demo1(db);