From 5213bd02240edd35769c4554984c910edffc88c7 Mon Sep 17 00:00:00 2001
From: 2881099 <2881099@qq.com>
Date: Fri, 16 Jul 2021 00:47:29 +0800
Subject: [PATCH] =?UTF-8?q?-=20=E4=BF=AE=E6=94=B9=20MERGE=20INTO=20?=
 =?UTF-8?q?=E5=88=AB=E5=90=8D=E4=B8=8E=20SQL=20=E5=85=B3=E9=94=AE=E5=AD=97?=
 =?UTF-8?q?=E5=86=B2=E7=AA=81=E7=9A=84=20bug=EF=BC=9B#816?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 FreeSql.DbContext/FreeSql.DbContext.xml       |   9 -
 ...DamengInsertOrUpdateIfExistsNothingTest.cs | 126 ++++++-------
 .../Dameng/Curd/DamengInsertOrUpdateTest.cs   | 168 +++++++++---------
 ...acleInsertOrUpdateIfExistsDoNothingTest.cs | 126 ++++++-------
 .../Oracle/Curd/OracleInsertOrUpdateTest.cs   | 168 +++++++++---------
 ...rverInsertOrUpdateIfExistsDoNothingTest.cs | 126 ++++++-------
 .../Curd/SqlServerInsertOrUpdateTest.cs       | 168 +++++++++---------
 ...DamengInsertOrUpdateIfExistsNothingTest.cs | 126 ++++++-------
 .../Dameng/Curd/DamengInsertOrUpdateTest.cs   | 168 +++++++++---------
 ...birdInsertOrUpdateIfExistsDoNothingTest.cs | 126 ++++++-------
 .../Curd/FirebirdInsertOrUpdateTest.cs        | 168 +++++++++---------
 ...acleInsertOrUpdateIfExistsDoNothingTest.cs | 126 ++++++-------
 .../Oracle/Curd/OracleInsertOrUpdateTest.cs   | 168 +++++++++---------
 ...TongInsertOrUpdateIfExistsDoNothingTest.cs |  96 +++++-----
 .../Curd/ShenTongInsertOrUpdateTest.cs        | 126 ++++++-------
 ...rverInsertOrUpdateIfExistsDoNothingTest.cs | 126 ++++++-------
 .../Curd/SqlServerInsertOrUpdateTest.cs       | 168 +++++++++---------
 .../CommonProvider/InsertOrUpdateProvider.cs  |   2 +-
 .../Curd/DamengInsertOrUpdate.cs              |   6 +-
 .../Curd/FirebirdInsertOrUpdate.cs            |   6 +-
 .../Dameng/Curd/OdbcDamengInsertOrUpdate.cs   |   6 +-
 .../Oracle/Curd/OdbcOracleInsertOrUpdate.cs   |   6 +-
 .../Curd/OdbcSqlServerInsertOrUpdate.cs       |   6 +-
 .../Curd/OracleInsertOrUpdate.cs              |   6 +-
 .../Curd/ShenTongInsertOrUpdate.cs            |   6 +-
 .../Curd/SqlServerInsertOrUpdate.cs           |   6 +-
 26 files changed, 1165 insertions(+), 1174 deletions(-)

diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index 27909b2e..02eb0609 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -512,14 +512,5 @@
             <param name="that"></param>
             <returns></returns>
         </member>
-        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
-            <summary>
-            批量注入 Repository，可以参考代码自行调整
-            </summary>
-            <param name="services"></param>
-            <param name="globalDataFilter"></param>
-            <param name="assemblies"></param>
-            <returns></returns>
-        </member>
     </members>
 </doc>
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs
index 1f65a142..e151e4b2 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Odbc.Dameng
             var iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new tbioudn01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new tbioudn01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new tbioudn01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new[] { new tbioudn01 { id = 1 }, new tbioudn01 { id = 2 }, new tbioudn01 { id = 3 }, new tbioudn01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new[] { new tbioudn01 { id = 1 }, new tbioudn01 { id = 2 }, new tbioudn01 { id = 3 }, new tbioudn01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
         }
         class tbioudn01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new tbioudn02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new tbioudn02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new tbioudn02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new[] { new tbioudn02 { id = 1, name = "01" }, new tbioudn02 { id = 2, name = "02" }, new tbioudn02 { id = 3, name = "03" }, new tbioudn02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new[] { new tbioudn02 { id = 1, name = "001" }, new tbioudn02 { id = 2, name = "002" }, new tbioudn02 { id = 3, name = "003" }, new tbioudn02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -151,58 +151,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new tbioudn022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new tbioudn022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new tbioudn022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new[] { new tbioudn022 { id = 1, name = "01" }, new tbioudn022 { id = 2, name = "02" }, new tbioudn022 { id = 3, name = "03" }, new tbioudn022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new[] { new tbioudn022 { id = 1, name = "001" }, new tbioudn022 { id = 2, name = "002" }, new tbioudn022 { id = 3, name = "003" }, new tbioudn022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -247,16 +247,16 @@ INTO ""TBIOUDN022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new[] { new tbioudn022 { id = 1, name = "100001" }, new tbioudn022 { name = "00001" }, new tbioudn022 { id = 2, name = "100002" }, new tbioudn022 { name = "00002" }, new tbioudn022 { id = 3, name = "100003" }, new tbioudn022 { name = "00003" }, new tbioudn022 { id = 4, name = "100004" }, new tbioudn022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -284,58 +284,58 @@ INTO ""TBIOUDN022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new tbioudn03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new tbioudn03 { id1 = 1, id2 = "02", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '02' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '02' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new tbioudn03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new[] { new tbioudn03 { id1 = 1, id2 = "01", name = "01" }, new tbioudn03 { id1 = 2, id2 = "02", name = "02" }, new tbioudn03 { id1 = 3, id2 = "03", name = "03" }, new tbioudn03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new[] { new tbioudn03 { id1 = 1, id2 = "01", name = "001" }, new tbioudn03 { id1 = 2, id2 = "02", name = "002" }, new tbioudn03 { id1 = 3, id2 = "03", name = "003" }, new tbioudn03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -356,58 +356,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new tbioudn04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new tbioudn04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new tbioudn04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new[] { new tbioudn04 { id = 1, name = "01" }, new tbioudn04 { id = 2, name = "02" }, new tbioudn04 { id = 3, name = "03" }, new tbioudn04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new[] { new tbioudn04 { id = 1, name = "001" }, new tbioudn04 { id = 2, name = "002" }, new tbioudn04 { id = 3, name = "003" }, new tbioudn04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateTest.cs
index dfbaeb07..41c5cba8 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Dameng/Curd/DamengInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Odbc.Dameng
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -161,68 +161,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "01" }, new tbiou022 { id = 2, name = "02" }, new tbiou022 { id = 3, name = "03" }, new tbiou022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "001" }, new tbiou022 { id = 2, name = "002" }, new tbiou022 { id = 3, name = "003" }, new tbiou022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -267,18 +267,18 @@ INTO ""TBIOU022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "100001" }, new tbiou022 { name = "00001" }, new tbiou022 { id = 2, name = "100002" }, new tbiou022 { name = "00002" }, new tbiou022 { id = 3, name = "100003" }, new tbiou022 { name = "00003" }, new tbiou022 { id = 4, name = "100004" }, new tbiou022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -306,68 +306,68 @@ INTO ""TBIOU022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -388,68 +388,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs
index 87c2cc30..43fcdac5 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Odbc.Oracle
             var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
         }
         class tbioudb01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -151,58 +151,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "01" }, new tbioudb022 { id = 2, name = "02" }, new tbioudb022 { id = 3, name = "03" }, new tbioudb022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "001" }, new tbioudb022 { id = 2, name = "002" }, new tbioudb022 { id = 3, name = "003" }, new tbioudb022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -247,16 +247,16 @@ INTO ""TBIOUDB022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "100001" }, new tbioudb022 { name = "00001" }, new tbioudb022 { id = 2, name = "100002" }, new tbioudb022 { name = "00002" }, new tbioudb022 { id = 3, name = "100003" }, new tbioudb022 { name = "00003" }, new tbioudb022 { id = 4, name = "100004" }, new tbioudb022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -284,58 +284,58 @@ INTO ""TBIOUDB022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudb03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -356,58 +356,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateTest.cs
index 0081c3b1..aee4fefe 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Odbc.Oracle
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -161,68 +161,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "01" }, new tbiou022 { id = 2, name = "02" }, new tbiou022 { id = 3, name = "03" }, new tbiou022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "001" }, new tbiou022 { id = 2, name = "002" }, new tbiou022 { id = 3, name = "003" }, new tbiou022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -267,18 +267,18 @@ INTO ""TBIOU022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "100001" }, new tbiou022 { name = "00001" }, new tbiou022 { id = 2, name = "100002" }, new tbiou022 { name = "00002" }, new tbiou022 { id = 3, name = "100003" }, new tbiou022 { name = "00003" }, new tbiou022 { id = 4, name = "100004" }, new tbiou022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -306,68 +306,68 @@ INTO ""TBIOU022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -388,68 +388,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs
index 623205b1..75314dc4 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Odbc.SqlServer
             var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 2 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbioudb01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -152,10 +152,10 @@ WHEN NOT MATCHED THEN
             var sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -163,10 +163,10 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
@@ -174,10 +174,10 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -185,16 +185,16 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
@@ -202,16 +202,16 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
@@ -248,16 +248,16 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'100001' as name 
+USING (SELECT 1 as [id], N'100001' as [name] 
 UNION ALL
  SELECT 2, N'100002' 
 UNION ALL
  SELECT 3, N'100003' 
 UNION ALL
- SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;
 
 ;
@@ -281,58 +281,58 @@ INSERT INTO [tbioudb022]([name]) VALUES(N'00001'), (N'00002'), (N'00003'), (N'00
             var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'011' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'011' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 2 as id1, N'02' as id2, N'02' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 2 as [id1], N'02' as [id2], N'02' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02', N'02' 
 UNION ALL
  SELECT 3, N'03', N'03' 
 UNION ALL
- SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'001' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'001' as [name] 
 UNION ALL
  SELECT 2, N'02', N'002' 
 UNION ALL
  SELECT 3, N'03', N'003' 
 UNION ALL
- SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -353,58 +353,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'011' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 2 as id, N'02' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'02', 0, getdate() 
 UNION ALL
  SELECT 3, N'03', 0, getdate() 
 UNION ALL
- SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'001' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'001' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'002', 0, getdate() 
 UNION ALL
  SELECT 3, N'003', 0, getdate() 
 UNION ALL
- SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs
index 148a0e1b..d2ac2e29 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Odbc.SqlServer
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 2 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -162,12 +162,12 @@ WHEN NOT MATCHED THEN
             var sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -175,12 +175,12 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -188,12 +188,12 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -201,18 +201,18 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
@@ -220,18 +220,18 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
@@ -268,18 +268,18 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'100001' as name 
+USING (SELECT 1 as [id], N'100001' as [name] 
 UNION ALL
  SELECT 2, N'100002' 
 UNION ALL
  SELECT 3, N'100003' 
 UNION ALL
- SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;
 
 ;
@@ -303,68 +303,68 @@ INSERT INTO [tbiou022]([name]) VALUES(N'00001'), (N'00002'), (N'00003'), (N'0000
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'011' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'011' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 2 as id1, N'02' as id2, N'02' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 2 as [id1], N'02' as [id2], N'02' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02', N'02' 
 UNION ALL
  SELECT 3, N'03', N'03' 
 UNION ALL
- SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'001' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'001' as [name] 
 UNION ALL
  SELECT 2, N'02', N'002' 
 UNION ALL
  SELECT 3, N'03', N'003' 
 UNION ALL
- SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -385,68 +385,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'011' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 2 as id, N'02' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'02', 0, getdate() 
 UNION ALL
  SELECT 3, N'03', 0, getdate() 
 UNION ALL
- SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'001' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'001' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'002', 0, getdate() 
 UNION ALL
  SELECT 3, N'003', 0, getdate() 
 UNION ALL
- SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs b/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs
index 68a5bc27..08d60f55 100644
--- a/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateIfExistsNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Dameng
             var iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new tbioudn01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new tbioudn01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new tbioudn01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new[] { new tbioudn01 { id = 1 }, new tbioudn01 { id = 2 }, new tbioudn01 { id = 3 }, new tbioudn01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn01>().IfExistsDoNothing().SetSource(new[] { new tbioudn01 { id = 1 }, new tbioudn01 { id = 2 }, new tbioudn01 { id = 3 }, new tbioudn01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
         }
         class tbioudn01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new tbioudn02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new tbioudn02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new tbioudn02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new[] { new tbioudn02 { id = 1, name = "01" }, new tbioudn02 { id = 2, name = "02" }, new tbioudn02 { id = 3, name = "03" }, new tbioudn02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn02>().IfExistsDoNothing().SetSource(new[] { new tbioudn02 { id = 1, name = "001" }, new tbioudn02 { id = 2, name = "002" }, new tbioudn02 { id = 3, name = "003" }, new tbioudn02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -151,58 +151,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new tbioudn022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new tbioudn022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new tbioudn022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new[] { new tbioudn022 { id = 1, name = "01" }, new tbioudn022 { id = 2, name = "02" }, new tbioudn022 { id = 3, name = "03" }, new tbioudn022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new[] { new tbioudn022 { id = 1, name = "001" }, new tbioudn022 { id = 2, name = "002" }, new tbioudn022 { id = 3, name = "003" }, new tbioudn022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -247,16 +247,16 @@ INTO ""TBIOUDN022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbioudn022>().IfExistsDoNothing().SetSource(new[] { new tbioudn022 { id = 1, name = "100001" }, new tbioudn022 { name = "00001" }, new tbioudn022 { id = 2, name = "100002" }, new tbioudn022 { name = "00002" }, new tbioudn022 { id = 3, name = "100003" }, new tbioudn022 { name = "00003" }, new tbioudn022 { id = 4, name = "100004" }, new tbioudn022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -284,58 +284,58 @@ INTO ""TBIOUDN022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new tbioudn03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new tbioudn03 { id1 = 1, id2 = "02", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '02' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '02' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new tbioudn03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new[] { new tbioudn03 { id1 = 1, id2 = "01", name = "01" }, new tbioudn03 { id1 = 2, id2 = "02", name = "02" }, new tbioudn03 { id1 = 3, id2 = "03", name = "03" }, new tbioudn03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn03>().IfExistsDoNothing().SetSource(new[] { new tbioudn03 { id1 = 1, id2 = "01", name = "001" }, new tbioudn03 { id1 = 2, id2 = "02", name = "002" }, new tbioudn03 { id1 = 3, id2 = "03", name = "003" }, new tbioudn03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -356,58 +356,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new tbioudn04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new tbioudn04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new tbioudn04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new[] { new tbioudn04 { id = 1, name = "01" }, new tbioudn04 { id = 2, name = "02" }, new tbioudn04 { id = 3, name = "03" }, new tbioudn04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbioudn04>().IfExistsDoNothing().SetSource(new[] { new tbioudn04 { id = 1, name = "001" }, new tbioudn04 { id = 2, name = "002" }, new tbioudn04 { id = 3, name = "003" }, new tbioudn04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDN04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbioudn04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateTest.cs
index e3dea03d..619e8670 100644
--- a/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Dameng/Curd/DamengInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Dameng
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             iou.ExecuteAffrows();
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -161,68 +161,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "01" }, new tbiou022 { id = 2, name = "02" }, new tbiou022 { id = 3, name = "03" }, new tbiou022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "001" }, new tbiou022 { id = 2, name = "002" }, new tbiou022 { id = 3, name = "003" }, new tbiou022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -267,18 +267,18 @@ INTO ""TBIOU022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "100001" }, new tbiou022 { name = "00001" }, new tbiou022 { id = 2, name = "100002" }, new tbiou022 { name = "00002" }, new tbiou022 { id = 3, name = "100003" }, new tbiou022 { name = "00003" }, new tbiou022 { id = 4, name = "100004" }, new tbiou022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -306,68 +306,68 @@ INTO ""TBIOU022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -388,68 +388,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             iou.ExecuteAffrows();
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateIfExistsDoNothingTest.cs b/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateIfExistsDoNothingTest.cs
index 204c696d..e3bdff82 100644
--- a/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateIfExistsDoNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateIfExistsDoNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Firebird
             var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT FIRST 1 2 as ID FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2 FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3 FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2 FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3 FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbioudb01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT FIRST 1 1 as ID, '011' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '011' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT FIRST 1 2 as ID, '02' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"", '02' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT FIRST 1 1 as ID, '001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -151,58 +151,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT FIRST 1 1 as ID, '011' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '011' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT FIRST 1 2 as ID, '02' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"", '02' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "01" }, new tbioudb022 { id = 2, name = "02" }, new tbioudb022 { id = 3, name = "03" }, new tbioudb022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "001" }, new tbioudb022 { id = 2, name = "002" }, new tbioudb022 { id = 3, name = "003" }, new tbioudb022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT FIRST 1 1 as ID, '001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -249,16 +249,16 @@ UNION ALL
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "100001" }, new tbioudb022 { name = "00001" }, new tbioudb022 { id = 2, name = "100002" }, new tbioudb022 { name = "00002" }, new tbioudb022 { id = 3, name = "100003" }, new tbioudb022 { name = "00003" }, new tbioudb022 { id = 4, name = "100004" }, new tbioudb022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT FIRST 1 1 as ID, '100001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '100001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '100002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '100003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '100004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '100004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -287,58 +287,58 @@ UNION ALL
             var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '01' as NAME FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '011' as NAME FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT FIRST 1 2 as ID1, '02' as ID2, '02' as NAME FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT FIRST 1 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '01' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02', '02' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03', '03' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04', '04' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT FIRST 1 4, '04', '04' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02', '002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03', '003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04', '004' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT FIRST 1 4, '04', '004' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -359,58 +359,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT FIRST 1 1 as ID, '011' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT FIRST 1 2 as ID, '02' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02', 0, current_timestamp FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03', 0, current_timestamp FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '04', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT FIRST 1 1 as ID, '001' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '002', 0, current_timestamp FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '003', 0, current_timestamp FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '004', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '004', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateTest.cs
index 2164984d..af964065 100644
--- a/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Firebird/Curd/FirebirdInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Firebird
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT FIRST 1 2 as ID FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2 FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3 FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT FIRST 1 1 as ID FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2 FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3 FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4 FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT FIRST 1 1 as ID, '011' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '011' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT FIRST 1 2 as ID, '02' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"", '02' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT FIRST 1 1 as ID, '001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -161,68 +161,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT FIRST 1 1 as ID, '011' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '011' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT FIRST 1 2 as ID, '02' as NAME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"", '02' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "01" }, new tbiou022 { id = 2, name = "02" }, new tbiou022 { id = 3, name = "03" }, new tbiou022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '04' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "001" }, new tbiou022 { id = 2, name = "002" }, new tbiou022 { id = 3, name = "003" }, new tbiou022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT FIRST 1 1 as ID, '001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -269,18 +269,18 @@ UNION ALL
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "100001" }, new tbiou022 { name = "00001" }, new tbiou022 { id = 2, name = "100002" }, new tbiou022 { name = "00002" }, new tbiou022 { id = 3, name = "100003" }, new tbiou022 { name = "00003" }, new tbiou022 { id = 4, name = "100004" }, new tbiou022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT FIRST 1 1 as ID, '100001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '100001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '100002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '100003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '100004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '100004' FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -309,68 +309,68 @@ UNION ALL
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '01' as NAME FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '011' as NAME FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT FIRST 1 2 as ID1, '02' as ID2, '02' as NAME FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT FIRST 1 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '01' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02', '02' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03', '03' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04', '04' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT FIRST 1 4, '04', '04' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT FIRST 1 1 as ID1, '01' as ID2, '001' as NAME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02', '002' FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03', '003' FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04', '004' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT FIRST 1 4, '04', '004' FROM rdb$database ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -391,68 +391,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT FIRST 1 1 as ID, '011' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT FIRST 1 2 as ID, '02' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT FIRST 1 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT FIRST 1 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '02', 0, current_timestamp FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '03', 0, current_timestamp FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '04', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '04', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT FIRST 1 1 as ID, '001' as NAME, 0 as VERSION, current_timestamp as CREATETIME FROM rdb$database 
+USING (SELECT FIRST 1 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 2, '002', 0, current_timestamp FROM rdb$database 
 UNION ALL
  SELECT FIRST 1 3, '003', 0, current_timestamp FROM rdb$database 
 UNION ALL
- SELECT FIRST 1 4, '004', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT FIRST 1 4, '004', 0, current_timestamp FROM rdb$database ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs b/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs
index d3becb46..6f970f1a 100644
--- a/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateIfExistsDoNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Oracle
             var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbioudb01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -151,58 +151,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "01" }, new tbioudb022 { id = 2, name = "02" }, new tbioudb022 { id = 3, name = "03" }, new tbioudb022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "001" }, new tbioudb022 { id = 2, name = "002" }, new tbioudb022 { id = 3, name = "003" }, new tbioudb022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -247,16 +247,16 @@ INTO ""TBIOUDB022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "100001" }, new tbioudb022 { name = "00001" }, new tbioudb022 { id = 2, name = "100002" }, new tbioudb022 { name = "00002" }, new tbioudb022 { id = 3, name = "100003" }, new tbioudb022 { name = "00003" }, new tbioudb022 { id = 4, name = "100004" }, new tbioudb022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -284,58 +284,58 @@ INTO ""TBIOUDB022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -356,58 +356,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateTest.cs
index 69ef7b71..e4eb74ce 100644
--- a/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/Oracle/Curd/OracleInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.Oracle
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 2 as ID FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID FROM dual 
+USING (SELECT 1 as ""ID"" FROM dual 
 UNION ALL
  SELECT 2 FROM dual 
 UNION ALL
  SELECT 3 FROM dual 
 UNION ALL
- SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -161,68 +161,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '011' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 2 as ID, '02' as NAME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "01" }, new tbiou022 { id = 2, name = "02" }, new tbiou022 { id = 3, name = "03" }, new tbiou022 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02' FROM dual 
 UNION ALL
  SELECT 3, '03' FROM dual 
 UNION ALL
- SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "001" }, new tbiou022 { id = 2, name = "002" }, new tbiou022 { id = 3, name = "003" }, new tbiou022 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '002' FROM dual 
 UNION ALL
  SELECT 3, '003' FROM dual 
 UNION ALL
- SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -267,18 +267,18 @@ INTO ""TBIOU022""(""NAME"") VALUES('004')
             iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "100001" }, new tbiou022 { name = "00001" }, new tbiou022 { id = 2, name = "100002" }, new tbiou022 { name = "00002" }, new tbiou022 { id = 3, name = "100003" }, new tbiou022 { name = "00003" }, new tbiou022 { id = 4, name = "100004" }, new tbiou022 { name = "00004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
-USING (SELECT 1 as ID, '100001' as NAME FROM dual 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '100002' FROM dual 
 UNION ALL
  SELECT 3, '100003' FROM dual 
 UNION ALL
- SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)
+  values (t2.""ID"", t2.""NAME"")
 
 ;
 
@@ -306,68 +306,68 @@ INTO ""TBIOU022""(""NAME"") VALUES('00004')
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '02' FROM dual 
 UNION ALL
  SELECT 3, '03', '03' FROM dual 
 UNION ALL
- SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME FROM dual 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
 UNION ALL
  SELECT 2, '02', '002' FROM dual 
 UNION ALL
  SELECT 3, '03', '003' FROM dual 
 UNION ALL
- SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -388,68 +388,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '02', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '03', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, systimestamp as CREATETIME FROM dual 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
 UNION ALL
  SELECT 2, '002', 0, systimestamp FROM dual 
 UNION ALL
  SELECT 3, '003', 0, systimestamp FROM dual 
 UNION ALL
- SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateIfExistsDoNothingTest.cs b/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateIfExistsDoNothingTest.cs
index c9a8fc85..d1c09a76 100644
--- a/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateIfExistsDoNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateIfExistsDoNothingTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.ShenTong
             var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 2 as ID ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID 
+USING (SELECT 1 as ""ID"" 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
-USING (SELECT 1 as ID 
+USING (SELECT 1 as ""ID"" 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbioudb01
@@ -83,58 +83,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '01' as NAME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '011' as NAME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 2 as ID, '02' as NAME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '01' as NAME 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" 
 UNION ALL
  SELECT 2, '02' 
 UNION ALL
  SELECT 3, '03' 
 UNION ALL
- SELECT 4, '04' ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
-USING (SELECT 1 as ID, '001' as NAME 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" 
 UNION ALL
  SELECT 2, '002' 
 UNION ALL
  SELECT 3, '003' 
 UNION ALL
- SELECT 4, '004' ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -152,58 +152,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" 
 UNION ALL
  SELECT 2, '02', '02' 
 UNION ALL
  SELECT 3, '03', '03' 
 UNION ALL
- SELECT 4, '04', '04' ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" 
 UNION ALL
  SELECT 2, '02', '002' 
 UNION ALL
  SELECT 3, '03', '003' 
 UNION ALL
- SELECT 4, '04', '004' ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -224,58 +224,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, current_timestamp as CREATETIME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, current_timestamp as CREATETIME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" 
 UNION ALL
  SELECT 2, '02', 0, current_timestamp 
 UNION ALL
  SELECT 3, '03', 0, current_timestamp 
 UNION ALL
- SELECT 4, '04', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, current_timestamp as CREATETIME 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" 
 UNION ALL
  SELECT 2, '002', 0, current_timestamp 
 UNION ALL
  SELECT 3, '003', 0, current_timestamp 
 UNION ALL
- SELECT 4, '004', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateTest.cs
index 801851ae..37e4670f 100644
--- a/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/ShenTong/Curd/ShenTongInsertOrUpdateTest.cs
@@ -17,58 +17,58 @@ namespace FreeSql.Tests.ShenTong
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 2 as ID ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID 
+USING (SELECT 1 as ""ID"" 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
-USING (SELECT 1 as ID 
+USING (SELECT 1 as ""ID"" 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4 ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN NOT MATCHED THEN 
   insert (""ID"") 
-  values (t2.ID)", sql);
+  values (t2.""ID"")", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbiou01
@@ -83,68 +83,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '011' as NAME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 2 as ID, '02' as NAME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '01' as NAME 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" 
 UNION ALL
  SELECT 2, '02' 
 UNION ALL
  SELECT 3, '03' 
 UNION ALL
- SELECT 4, '04' ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04' ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
-USING (SELECT 1 as ID, '001' as NAME 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" 
 UNION ALL
  SELECT 2, '002' 
 UNION ALL
  SELECT 3, '003' 
 UNION ALL
- SELECT 4, '004' ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004' ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"") 
-  values (t2.ID, t2.NAME)", sql);
+  values (t2.""ID"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -162,68 +162,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '011' as NAME ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 2 as ID1, '02' as ID2, '02' as NAME ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '01' as NAME 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" 
 UNION ALL
  SELECT 2, '02', '02' 
 UNION ALL
  SELECT 3, '03', '03' 
 UNION ALL
- SELECT 4, '04', '04' ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '04' ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
-USING (SELECT 1 as ID1, '01' as ID2, '001' as NAME 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" 
 UNION ALL
  SELECT 2, '02', '002' 
 UNION ALL
  SELECT 3, '03', '003' 
 UNION ALL
- SELECT 4, '04', '004' ) t2 ON (t1.""ID1"" = t2.ID1 AND t1.""ID2"" = t2.ID2) 
+ SELECT 4, '04', '004' ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME 
+  update set ""NAME"" = t2.""NAME"" 
 WHEN NOT MATCHED THEN 
   insert (""ID1"", ""ID2"", ""NAME"") 
-  values (t2.ID1, t2.ID2, t2.NAME)", sql);
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -244,68 +244,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '011' as NAME, 0 as VERSION, current_timestamp as CREATETIME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 2 as ID, '02' as NAME, 0 as VERSION, current_timestamp as CREATETIME ) t2 ON (t1.""ID"" = t2.ID) 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '01' as NAME, 0 as VERSION, current_timestamp as CREATETIME 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" 
 UNION ALL
  SELECT 2, '02', 0, current_timestamp 
 UNION ALL
  SELECT 3, '03', 0, current_timestamp 
 UNION ALL
- SELECT 4, '04', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '04', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
-USING (SELECT 1 as ID, '001' as NAME, 0 as VERSION, current_timestamp as CREATETIME 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", current_timestamp as ""CREATETIME"" 
 UNION ALL
  SELECT 2, '002', 0, current_timestamp 
 UNION ALL
  SELECT 3, '003', 0, current_timestamp 
 UNION ALL
- SELECT 4, '004', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.ID) 
+ SELECT 4, '004', 0, current_timestamp ) t2 ON (t1.""ID"" = t2.""ID"") 
 WHEN MATCHED THEN 
-  update set ""NAME"" = t2.NAME, ""VERSION"" = t1.""VERSION"" + 1 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
 WHEN NOT MATCHED THEN 
   insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
-  values (t2.ID, t2.NAME, t2.VERSION, t2.CREATETIME)", sql);
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs b/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs
index 350ce5b8..7242f4b5 100644
--- a/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateIfExistsDoNothingTest.cs
@@ -19,58 +19,58 @@ namespace FreeSql.Tests.SqlServer
             var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 2 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbioudb01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbioudb01
@@ -85,58 +85,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb02] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
@@ -154,10 +154,10 @@ WHEN NOT MATCHED THEN
             var sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -165,10 +165,10 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
@@ -176,10 +176,10 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -187,16 +187,16 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
@@ -204,16 +204,16 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
@@ -250,16 +250,16 @@ SET IDENTITY_INSERT [tbioudb022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbioudb022] ON;
 MERGE INTO [tbioudb022] t1 
-USING (SELECT 1 as id, N'100001' as name 
+USING (SELECT 1 as [id], N'100001' as [name] 
 UNION ALL
  SELECT 2, N'100002' 
 UNION ALL
  SELECT 3, N'100003' 
 UNION ALL
- SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbioudb022] OFF;
 
 ;
@@ -283,58 +283,58 @@ INSERT INTO [tbioudb022]([name]) VALUES(N'00001'), (N'00002'), (N'00003'), (N'00
             var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'011' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'011' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 2 as id1, N'02' as id2, N'02' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 2 as [id1], N'02' as [id2], N'02' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02', N'02' 
 UNION ALL
  SELECT 3, N'03', N'03' 
 UNION ALL
- SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'001' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'001' as [name] 
 UNION ALL
  SELECT 2, N'02', N'002' 
 UNION ALL
  SELECT 3, N'03', N'003' 
 UNION ALL
- SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id1).Count());
@@ -355,58 +355,58 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'011' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 2 as id, N'02' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'02', 0, getdate() 
 UNION ALL
  SELECT 3, N'03', 0, getdate() 
 UNION ALL
- SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbioudb04] t1 
-USING (SELECT 1 as id, N'001' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'001' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'002', 0, getdate() 
 UNION ALL
  SELECT 3, N'003', 0, getdate() 
 UNION ALL
- SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
             var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
diff --git a/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs b/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs
index 7ea53b8e..3342e96e 100644
--- a/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerInsertOrUpdateTest.cs
@@ -19,58 +19,58 @@ namespace FreeSql.Tests.SqlServer
             var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 2 as id ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(2, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
             sql = iou.ToSql(); 
             Assert.Equal(@"MERGE INTO [tbiou01] t1 
-USING (SELECT 1 as id 
+USING (SELECT 1 as [id] 
 UNION ALL
  SELECT 2 
 UNION ALL
  SELECT 3 
 UNION ALL
- SELECT 4 ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4 ) t2 ON (t1.[id] = t2.[id]) 
 WHEN NOT MATCHED THEN 
   insert ([id]) 
-  values (t2.id);", sql);
+  values (t2.[id]);", sql);
             Assert.Equal(0, iou.ExecuteAffrows());
         }
         class tbiou01
@@ -85,68 +85,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou02] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);", sql);
+  values (t2.[id], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
@@ -164,12 +164,12 @@ WHEN NOT MATCHED THEN
             var sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'01' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -177,12 +177,12 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'011' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -190,12 +190,12 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 2 as id, N'02' as name ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
@@ -203,18 +203,18 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'01' as name 
+USING (SELECT 1 as [id], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02' 
 UNION ALL
  SELECT 3, N'03' 
 UNION ALL
- SELECT 4, N'04' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
@@ -222,18 +222,18 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'001' as name 
+USING (SELECT 1 as [id], N'001' as [name] 
 UNION ALL
  SELECT 2, N'002' 
 UNION ALL
  SELECT 3, N'003' 
 UNION ALL
- SELECT 4, N'004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
@@ -270,18 +270,18 @@ SET IDENTITY_INSERT [tbiou022] OFF;", sql);
             sql = iou.ToSql();
             Assert.Equal(@"SET IDENTITY_INSERT [tbiou022] ON;
 MERGE INTO [tbiou022] t1 
-USING (SELECT 1 as id, N'100001' as name 
+USING (SELECT 1 as [id], N'100001' as [name] 
 UNION ALL
  SELECT 2, N'100002' 
 UNION ALL
  SELECT 3, N'100003' 
 UNION ALL
- SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'100004' ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id], [name]) 
-  values (t2.id, t2.name);;
+  values (t2.[id], t2.[name]);;
 SET IDENTITY_INSERT [tbiou022] OFF;
 
 ;
@@ -305,68 +305,68 @@ INSERT INTO [tbiou022]([name]) VALUES(N'00001'), (N'00002'), (N'00003'), (N'0000
             var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'011' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 1 as [id1], N'01' as [id2], N'011' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 2 as id1, N'02' as id2, N'02' as name ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+USING (SELECT 2 as [id1], N'02' as [id2], N'02' as [name] ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'01' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'01' as [name] 
 UNION ALL
  SELECT 2, N'02', N'02' 
 UNION ALL
  SELECT 3, N'03', N'03' 
 UNION ALL
- SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'04' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou03] t1 
-USING (SELECT 1 as id1, N'01' as id2, N'001' as name 
+USING (SELECT 1 as [id1], N'01' as [id2], N'001' as [name] 
 UNION ALL
  SELECT 2, N'02', N'002' 
 UNION ALL
  SELECT 3, N'03', N'003' 
 UNION ALL
- SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.id1 AND t1.[id2] = t2.id2) 
+ SELECT 4, N'04', N'004' ) t2 ON (t1.[id1] = t2.[id1] AND t1.[id2] = t2.[id2]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name 
+  update set [name] = t2.[name] 
 WHEN NOT MATCHED THEN 
   insert ([id1], [id2], [name]) 
-  values (t2.id1, t2.id2, t2.name);", sql);
+  values (t2.[id1], t2.[id2], t2.[name]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
@@ -387,68 +387,68 @@ WHEN NOT MATCHED THEN
             var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
             var sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'011' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 1 as [id], N'011' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 2 as id, N'02' as name, 0 as version, getdate() as CreateTime ) t2 ON (t1.[id] = t2.id) 
+USING (SELECT 2 as [id], N'02' as [name], 0 as [version], getdate() as [CreateTime] ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(1, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'01' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'01' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'02', 0, getdate() 
 UNION ALL
  SELECT 3, N'03', 0, getdate() 
 UNION ALL
- SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'04', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
 
             iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
             sql = iou.ToSql();
             Assert.Equal(@"MERGE INTO [tbiou04] t1 
-USING (SELECT 1 as id, N'001' as name, 0 as version, getdate() as CreateTime 
+USING (SELECT 1 as [id], N'001' as [name], 0 as [version], getdate() as [CreateTime] 
 UNION ALL
  SELECT 2, N'002', 0, getdate() 
 UNION ALL
  SELECT 3, N'003', 0, getdate() 
 UNION ALL
- SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.id) 
+ SELECT 4, N'004', 0, getdate() ) t2 ON (t1.[id] = t2.[id]) 
 WHEN MATCHED THEN 
-  update set [name] = t2.name, [version] = t1.[version] + 1 
+  update set [name] = t2.[name], [version] = t1.[version] + 1 
 WHEN NOT MATCHED THEN 
   insert ([id], [name], [version], [CreateTime]) 
-  values (t2.id, t2.name, t2.version, t2.CreateTime);", sql);
+  values (t2.[id], t2.[name], t2.[version], t2.[CreateTime]);", sql);
             Assert.Equal(4, iou.ExecuteAffrows());
             var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
             Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
diff --git a/FreeSql/Internal/CommonProvider/InsertOrUpdateProvider.cs b/FreeSql/Internal/CommonProvider/InsertOrUpdateProvider.cs
index 68bfc232..ef66c502 100644
--- a/FreeSql/Internal/CommonProvider/InsertOrUpdateProvider.cs
+++ b/FreeSql/Internal/CommonProvider/InsertOrUpdateProvider.cs
@@ -169,7 +169,7 @@ namespace FreeSql.Internal.CommonProvider
                         object val = col.GetDbValue(d);
                         sb.Append(_commonUtils.RewriteColumn(col, _commonUtils.GetNoneParamaterSqlValue(dbParams, "cu", col, col.Attribute.MapType, val)));
                     }
-                    if (didx == 0) sb.Append(" as ").Append(col.Attribute.Name);
+                    if (didx == 0) sb.Append(" as ").Append(_commonUtils.QuoteSqlName(col.Attribute.Name));
                     ++colidx2;
                 }
                 switch (_orm.Ado.DataType)
diff --git a/Providers/FreeSql.Provider.Dameng/Curd/DamengInsertOrUpdate.cs b/Providers/FreeSql.Provider.Dameng/Curd/DamengInsertOrUpdate.cs
index d28c3773..d069b5bf 100644
--- a/Providers/FreeSql.Provider.Dameng/Curd/DamengInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Dameng/Curd/DamengInsertOrUpdate.cs
@@ -35,7 +35,7 @@ namespace FreeSql.Dameng.Curd
 
                 var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -43,14 +43,14 @@ namespace FreeSql.Dameng.Curd
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(")");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
 
                 return sb.ToString();
             }
diff --git a/Providers/FreeSql.Provider.Firebird/Curd/FirebirdInsertOrUpdate.cs b/Providers/FreeSql.Provider.Firebird/Curd/FirebirdInsertOrUpdate.cs
index 33a3883c..4d45fb34 100644
--- a/Providers/FreeSql.Provider.Firebird/Curd/FirebirdInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Firebird/Curd/FirebirdInsertOrUpdate.cs
@@ -35,7 +35,7 @@ namespace FreeSql.Firebird.Curd
 
                 var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -43,14 +43,14 @@ namespace FreeSql.Firebird.Curd
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(")");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
 
                 return sb.ToString();
             }
diff --git a/Providers/FreeSql.Provider.Odbc/Dameng/Curd/OdbcDamengInsertOrUpdate.cs b/Providers/FreeSql.Provider.Odbc/Dameng/Curd/OdbcDamengInsertOrUpdate.cs
index 0cb0719e..abf627c7 100644
--- a/Providers/FreeSql.Provider.Odbc/Dameng/Curd/OdbcDamengInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Odbc/Dameng/Curd/OdbcDamengInsertOrUpdate.cs
@@ -35,7 +35,7 @@ namespace FreeSql.Odbc.Dameng
 
                 var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -43,14 +43,14 @@ namespace FreeSql.Odbc.Dameng
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(")");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
 
                 return sb.ToString();
             }
diff --git a/Providers/FreeSql.Provider.Odbc/Oracle/Curd/OdbcOracleInsertOrUpdate.cs b/Providers/FreeSql.Provider.Odbc/Oracle/Curd/OdbcOracleInsertOrUpdate.cs
index 3c0cda03..731ad1c7 100644
--- a/Providers/FreeSql.Provider.Odbc/Oracle/Curd/OdbcOracleInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Odbc/Oracle/Curd/OdbcOracleInsertOrUpdate.cs
@@ -35,7 +35,7 @@ namespace FreeSql.Odbc.Oracle
 
                 var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -43,14 +43,14 @@ namespace FreeSql.Odbc.Oracle
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(")");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
 
                 return sb.ToString();
             }
diff --git a/Providers/FreeSql.Provider.Odbc/SqlServer/Curd/OdbcSqlServerInsertOrUpdate.cs b/Providers/FreeSql.Provider.Odbc/SqlServer/Curd/OdbcSqlServerInsertOrUpdate.cs
index a7f80b15..0132502c 100644
--- a/Providers/FreeSql.Provider.Odbc/SqlServer/Curd/OdbcSqlServerInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Odbc/SqlServer/Curd/OdbcSqlServerInsertOrUpdate.cs
@@ -37,7 +37,7 @@ namespace FreeSql.Odbc.SqlServer
                 if (IdentityColumn != null) sb.Append("SET IDENTITY_INSERT ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" ON;\r\n");
                 sb.Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -45,14 +45,14 @@ namespace FreeSql.Odbc.SqlServer
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(");");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(");");
 
                 if (IdentityColumn != null) sb.Append(";\r\nSET IDENTITY_INSERT ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" OFF;");
 
diff --git a/Providers/FreeSql.Provider.Oracle/Curd/OracleInsertOrUpdate.cs b/Providers/FreeSql.Provider.Oracle/Curd/OracleInsertOrUpdate.cs
index 07d5f3e6..f569f89a 100644
--- a/Providers/FreeSql.Provider.Oracle/Curd/OracleInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.Oracle/Curd/OracleInsertOrUpdate.cs
@@ -35,7 +35,7 @@ namespace FreeSql.Oracle.Curd
 
                 var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -43,14 +43,14 @@ namespace FreeSql.Oracle.Curd
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(")");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
 
                 return sb.ToString();
             }
diff --git a/Providers/FreeSql.Provider.ShenTong/Curd/ShenTongInsertOrUpdate.cs b/Providers/FreeSql.Provider.ShenTong/Curd/ShenTongInsertOrUpdate.cs
index 3043cfd5..47a7f022 100644
--- a/Providers/FreeSql.Provider.ShenTong/Curd/ShenTongInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.ShenTong/Curd/ShenTongInsertOrUpdate.cs
@@ -35,7 +35,7 @@ namespace FreeSql.ShenTong.Curd
 
                 var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -43,14 +43,14 @@ namespace FreeSql.ShenTong.Curd
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(")");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
 
                 return sb.ToString();
             }
diff --git a/Providers/FreeSql.Provider.SqlServer/Curd/SqlServerInsertOrUpdate.cs b/Providers/FreeSql.Provider.SqlServer/Curd/SqlServerInsertOrUpdate.cs
index 09e455c0..f672ded9 100644
--- a/Providers/FreeSql.Provider.SqlServer/Curd/SqlServerInsertOrUpdate.cs
+++ b/Providers/FreeSql.Provider.SqlServer/Curd/SqlServerInsertOrUpdate.cs
@@ -37,7 +37,7 @@ namespace FreeSql.SqlServer.Curd
                 if (IdentityColumn != null) sb.Append("SET IDENTITY_INSERT ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" ON;\r\n");
                 sb.Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
                 WriteSourceSelectUnionAll(data, sb, dbParams);
-                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"))).Append(") \r\n");
+                sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
 
                 var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
                 if (_doNothing == false && cols.Any())
@@ -45,14 +45,14 @@ namespace FreeSql.SqlServer.Curd
                         .Append("  update set ").Append(string.Join(", ", cols.Select(a =>
                             a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
                             $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
-                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{a.Attribute.Name}"
+                            $"{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
                             ))).Append(" \r\n");
 
                 cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
                 if (cols.Any())
                     sb.Append("WHEN NOT MATCHED THEN \r\n")
                         .Append("  insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
-                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{a.Attribute.Name}"))).Append(");");
+                        .Append("  values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(");");
 
                 if (IdentityColumn != null) sb.Append(";\r\nSET IDENTITY_INSERT ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" OFF;");