diff --git a/Src/Asp.NetCore2/MongoDbTest/OrmTest/OrmTest.cs b/Src/Asp.NetCore2/MongoDbTest/OrmTest/OrmTest.cs
index 08df7bec3..02fc1186f 100644
--- a/Src/Asp.NetCore2/MongoDbTest/OrmTest/OrmTest.cs
+++ b/Src/Asp.NetCore2/MongoDbTest/OrmTest/OrmTest.cs
@@ -31,9 +31,11 @@ namespace MongoDbTest
             var delrow = db.Deleteable(new OrderInfo() { Id = ids.Last() })
               .ExecuteCommand();
 
+             
 
-            var list = db.Queryable<OrderInfo>().ToList();
+            var list2 = db.Queryable<OrderInfo>().ToList();
 
+            var list = db.Queryable<OrderInfo>().ToDataTable();
             //测试生成SQL性能
             TestSqlBuilder(db);
         }