diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/Demo3_Insertable.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/Demo3_Insertable.cs
index da3938b36..7c298947a 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/Demo3_Insertable.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/Demo/Demo3_Insertable.cs
@@ -54,7 +54,7 @@ namespace OrmTest
                  new Order() { Id = 11, Name = "order11", Price=1 },
                  new Order() { Id = 12, Name = "order12" , Price=20, CreateTime=DateTime.Now, CustomId=1}
             };
-            db.Insertable(insertObjs).UseSqlServer().ExecuteBlueCopy();
+            db.Insertable(insertObjs).UseSqlServer().ExecuteBlukCopy();
 
             db.CodeFirst.InitTables<RootTable0, TwoItem, TwoItem2, TwoItem3>();
             db.CodeFirst.InitTables<ThreeItem2>();
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/UInsert.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/UInsert.cs
index 0329c83fc..a664ec1fc 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/UInsert.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/UInsert.cs
@@ -19,31 +19,31 @@ namespace OrmTest
                  new UinitBlukTable(){ Id=1,Create=DateTime.Now, Name="00" },
                  new UinitBlukTable(){ Id=2,Create=DateTime.Now, Name="11" }
 
-            }).UseSqlServer().ExecuteBlueCopy();
+            }).UseSqlServer().ExecuteBlukCopy();
             var dt = db.Queryable<UinitBlukTable>().ToDataTable();
             dt.Rows[0][0] = 3;
             dt.Rows[1][0] = 4;
             dt.TableName = "[UinitBlukTable]";
-            db.Insertable(dt).UseSqlServer().ExecuteBlueCopy();
+            db.Insertable(dt).UseSqlServer().ExecuteBlukCopy();
             db.Insertable(new List<UinitBlukTable2>
             {
                  new UinitBlukTable2(){   Id=5,  Name="55" },
                  new UinitBlukTable2(){    Id=6, Name="66" }
 
-            }).UseSqlServer().ExecuteBlueCopy();
+            }).UseSqlServer().ExecuteBlukCopy();
             db.Ado.BeginTran();
             db.Insertable(new List<UinitBlukTable2>
             {
                  new UinitBlukTable2(){   Id=7,  Name="77" },
                  new UinitBlukTable2(){    Id=8, Name="88" }
 
-            }).UseSqlServer().ExecuteBlueCopy();
+            }).UseSqlServer().ExecuteBlukCopy();
             var task= db.Insertable(new List<UinitBlukTable2>
             {
                  new UinitBlukTable2(){   Id=9,  Name="9" },
                  new UinitBlukTable2(){    Id=10, Name="10" }
 
-            }).UseSqlServer().ExecuteBlueCopyAsync();
+            }).UseSqlServer().ExecuteBlukCopyAsync();
             task.Wait();
             db.Ado.CommitTran();
             var list = db.Queryable<UinitBlukTable>().ToList();
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/Updateable.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/Updateable.cs
index 3f693b026..d350e6711 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/Updateable.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest/UnitTest/Updateable.cs
@@ -103,7 +103,7 @@ namespace OrmTest
            .Where(it => it.Id == 1).ExecuteCommand();
 
             Db.CodeFirst.InitTables<Unitbluecopy>();
-            Db.Insertable(new Unitbluecopy()).UseSqlServer().ExecuteBlueCopy();
+            Db.Insertable(new Unitbluecopy()).UseSqlServer().ExecuteBlukCopy();
         }
     }