diff --git a/Src/Asp.Net/OracleTest/OracleTest.csproj b/Src/Asp.Net/OracleTest/OracleTest.csproj
index 4fecf556e..5f5c2f014 100644
--- a/Src/Asp.Net/OracleTest/OracleTest.csproj
+++ b/Src/Asp.Net/OracleTest/OracleTest.csproj
@@ -32,6 +32,7 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="SyntacticSugar, Version=2.4.1.0, Culture=neutral, processorArchitecture=MSIL" />
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
diff --git a/Src/Asp.Net/OracleTest/UnitTest/ExpressionTest/Select.cs b/Src/Asp.Net/OracleTest/UnitTest/ExpressionTest/Select.cs
index f99a76133..295ce0251 100644
--- a/Src/Asp.Net/OracleTest/UnitTest/ExpressionTest/Select.cs
+++ b/Src/Asp.Net/OracleTest/UnitTest/ExpressionTest/Select.cs
@@ -21,7 +21,7 @@ namespace OrmTest.UnitTest
             base.Begin();
             for (int i = 0; i < base.Count; i++)
             {
-                single();
+                single(); 
                 single2();
                 single3();
                 single4();
@@ -37,7 +37,7 @@ namespace OrmTest.UnitTest
         private void Multiple()
         {
             Expression<Func<Student, School, object>> exp = (it, school) => new Student() { Name = "a", Id = it.Id, SchoolId = school.Id, TestId = it.Id + 1 };
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.IsSingle = false;
             expContext.Resolve(exp, ResolveExpressType.SelectMultiple);
             var selectorValue = expContext.Result.GetString();
@@ -45,7 +45,7 @@ namespace OrmTest.UnitTest
             base.Check(
                 selectorValue,
                 pars,
-                @"  @constant0 AS [Name] , [it].[Id] AS [Id] , [school].[Id] AS [SchoolId] , ( [it].[Id] + @Id1 ) AS [TestId] ",
+                @"  @constant0 AS ""Name"" , ""it"".""Id"" AS ""Id"" , ""school"".""Id"" AS ""SchoolId"" , ( ""it"".""Id"" + @Id1 ) AS ""TestId"" ",
                 new List<SugarParameter>(){
                  new SugarParameter("@constant0","a"),
                  new SugarParameter("@Id1",1)
@@ -55,7 +55,7 @@ namespace OrmTest.UnitTest
         private void Multiple2()
         {
             Expression<Func<Student, School, object>> exp = (it, school) => new ViewModelStudent3() {  SchoolName=school.Name,Id=SqlFunc.GetSelfAndAutoFill(it.Id) };
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.IsSingle = false;
             expContext.Resolve(exp, ResolveExpressType.SelectMultiple);
             var selectorValue = expContext.Result.GetString();
@@ -63,7 +63,7 @@ namespace OrmTest.UnitTest
             base.Check(
                 selectorValue,
                 pars,
-                @" [school].[Name] AS [SchoolName] ,it.*",
+                @" ""school"".""Name"" AS ""SchoolName"" ,it.*",
                 new List<SugarParameter>(){
                 
                 },
@@ -74,7 +74,7 @@ namespace OrmTest.UnitTest
         private void MultipleDynamic()
         {
             Expression<Func<Student, School, object>> exp = (it, school) => new { Name = "a", Id = it.Id / 2, SchoolId = school.Id };
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.IsSingle = false;
             expContext.Resolve(exp, ResolveExpressType.SelectMultiple);
             var selectorValue = expContext.Result.GetString();
@@ -82,7 +82,7 @@ namespace OrmTest.UnitTest
             base.Check(
               selectorValue,
               pars,
-              @" @constant0 AS [Name] , ( [it].[Id] / @Id1 ) AS [Id] , [school].[Id] AS [SchoolId]  ",
+              @" @constant0 AS ""Name"" , ( ""it"".""Id"" / @Id1 ) AS ""Id"" , ""school"".""Id"" AS ""SchoolId""  ",
               new List<SugarParameter>(){
                 new SugarParameter("@constant0","a"),
                 new SugarParameter("@Id1", 2)},
@@ -92,14 +92,14 @@ namespace OrmTest.UnitTest
         {
             int p = 1;
             Expression<Func<Student, object>> exp = it => new Student() { Name = "a", Id = it.Id, SchoolId = p,TestId=it.Id+11 };
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.Resolve(exp, ResolveExpressType.SelectSingle);
             var selectorValue = expContext.Result.GetString();
             var pars = expContext.Parameters;
             base.Check(
                 selectorValue,
                 pars,
-                @" @constant0 AS [Name] , [Id] AS [Id] , @constant1 AS [SchoolId] , ( [Id] + @Id2 ) AS [TestId]  ",
+                @" @constant0 AS ""Name"" , ""Id"" AS ""Id"" , @constant1 AS ""SchoolId"" , ( ""Id"" + @Id2 ) AS ""TestId""  ",
                 new List<SugarParameter>(){
                             new SugarParameter("@constant0","a"),
                             new SugarParameter("@constant1",1),
@@ -109,14 +109,14 @@ namespace OrmTest.UnitTest
         private void single2(int p=1)
         {
             Expression<Func<Student, object>> exp = it => new Student() { Name = "a", Id = it.Id, SchoolId = p, TestId = it.Id + 11 };
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.Resolve(exp, ResolveExpressType.SelectSingle);
             var selectorValue = expContext.Result.GetString();
             var pars = expContext.Parameters;
             base.Check(
                 selectorValue,
                 pars,
-                @" @constant0 AS [Name] , [Id] AS [Id] , @constant1 AS [SchoolId] , ( [Id] + @Id2 ) AS [TestId]  ",
+                @" @constant0 AS ""Name"" , ""Id"" AS ""Id"" , @constant1 AS ""SchoolId"" , ( ""Id"" + @Id2 ) AS ""TestId""  ",
                 new List<SugarParameter>(){
                             new SugarParameter("@constant0","a"),
                             new SugarParameter("@constant1",1),
@@ -126,25 +126,25 @@ namespace OrmTest.UnitTest
         private void single3(int p = 1)
         {
             Expression<Func<Student, object>> exp = it => new DataTestInfo() { Datetime1=DateTime.Now,  String=it.Name};
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.Resolve(exp, ResolveExpressType.SelectSingle);
             var selectorValue = expContext.Result.GetString();
             var pars = expContext.Parameters;
             base.Check(
-                @"  @constant0 AS [Datetime1] , [Name] AS [String] ", null,selectorValue,null,
+                @"  @constant0 AS ""Datetime1"" , ""Name"" AS ""String"" ", null,selectorValue,null,
                 "Select.single3 Error");
         }
 
         private void single4(int p = 1)
         {
             Expression<Func<Student, object>> exp = it => it.CreateTime.HasValue;
-            SqlServerExpressionContext expContext = new SqlServerExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.IsSingle = false;
             expContext.Resolve(exp, ResolveExpressType.WhereMultiple);
             var selectorValue = expContext.Result.GetString();
             var pars = expContext.Parameters;
             base.Check(
-                @"( [it].[CreateTime]<>'' AND [it].[CreateTime] IS NOT NULL )", null, selectorValue, null,
+                @"( ""it"".""CreateTime""<>'' AND ""it"".""CreateTime"" IS NOT NULL )", null, selectorValue, null,
                 "Select.single4 Error");
         }
 
@@ -152,7 +152,7 @@ namespace OrmTest.UnitTest
         {
             var p =(DateTime?) DateTime.Now;
             Expression<Func<Student, object>> exp = it => p.HasValue;
-            SqlServerExpressionContext expContext = new SqlServerExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.IsSingle = false;
             expContext.Resolve(exp, ResolveExpressType.WhereMultiple);
             var selectorValue = expContext.Result.GetString();
@@ -168,14 +168,14 @@ namespace OrmTest.UnitTest
         {
             string a = "a";
             Expression<Func<Student, object>> exp = it => new { x = it.Id, shoolid = 1, name = a,p=it.Id*2 };
-            ExpressionContext expContext = new ExpressionContext();
+            OracleExpressionContext expContext = new OracleExpressionContext();
             expContext.Resolve(exp, ResolveExpressType.SelectSingle);
             var selectorValue = expContext.Result.GetString();
             var pars = expContext.Parameters;
             base.Check(
             selectorValue,
             pars,
-            @" [Id] AS [x] , @constant0 AS [shoolid] , @constant1 AS [name] , ( [Id] * @Id2 ) AS [p] ",
+            @" ""Id"" AS ""x"" , @constant0 AS ""shoolid"" , @constant1 AS ""name"" , ( ""Id"" * @Id2 ) AS ""p"" ",
             new List<SugarParameter>(){
                                     new SugarParameter("@constant0",1),
                                     new SugarParameter("@constant1","a"),