diff --git a/.vs/SqlSugar/v14/.suo b/.vs/SqlSugar/v14/.suo
index e4f1af62c..eb50c032d 100644
Binary files a/.vs/SqlSugar/v14/.suo and b/.vs/SqlSugar/v14/.suo differ
diff --git a/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs b/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs
index d6ff2115a..3746f961e 100644
--- a/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs
+++ b/SqlSugar/ExpressionsToSql/ResolveItems/BinaryExpressionResolve.cs
@@ -49,362 +49,12 @@ namespace SqlSugar
         private string GetRightString(ExpressionParameter parameter)
         {
             var info=parameter.BinaryExpressionInfoList.Single(it => it.Value.IsLeft).Value;
-            switch (info.ExpressionType)
-            {
-                case ExpressionType.Add:
-                    break;
-                case ExpressionType.AddChecked:
-                    break;
-                case ExpressionType.And:
-                    break;
-                case ExpressionType.AndAlso:
-                    break;
-                case ExpressionType.ArrayLength:
-                    break;
-                case ExpressionType.ArrayIndex:
-                    break;
-                case ExpressionType.Call:
-                    break;
-                case ExpressionType.Coalesce:
-                    break;
-                case ExpressionType.Conditional:
-                    break;
-                case ExpressionType.Constant:
-                    break;
-                case ExpressionType.Convert:
-                    break;
-                case ExpressionType.ConvertChecked:
-                    break;
-                case ExpressionType.Divide:
-                    break;
-                case ExpressionType.Equal:
-                    break;
-                case ExpressionType.ExclusiveOr:
-                    break;
-                case ExpressionType.GreaterThan:
-                    break;
-                case ExpressionType.GreaterThanOrEqual:
-                    break;
-                case ExpressionType.Invoke:
-                    break;
-                case ExpressionType.Lambda:
-                    break;
-                case ExpressionType.LeftShift:
-                    break;
-                case ExpressionType.LessThan:
-                    break;
-                case ExpressionType.LessThanOrEqual:
-                    break;
-                case ExpressionType.ListInit:
-                    break;
-                case ExpressionType.MemberAccess:
-                    break;
-                case ExpressionType.MemberInit:
-                    break;
-                case ExpressionType.Modulo:
-                    break;
-                case ExpressionType.Multiply:
-                    break;
-                case ExpressionType.MultiplyChecked:
-                    break;
-                case ExpressionType.Negate:
-                    break;
-                case ExpressionType.UnaryPlus:
-                    break;
-                case ExpressionType.NegateChecked:
-                    break;
-                case ExpressionType.New:
-                    break;
-                case ExpressionType.NewArrayInit:
-                    break;
-                case ExpressionType.NewArrayBounds:
-                    break;
-                case ExpressionType.Not:
-                    break;
-                case ExpressionType.NotEqual:
-                    break;
-                case ExpressionType.Or:
-                    break;
-                case ExpressionType.OrElse:
-                    break;
-                case ExpressionType.Parameter:
-                    break;
-                case ExpressionType.Power:
-                    break;
-                case ExpressionType.Quote:
-                    break;
-                case ExpressionType.RightShift:
-                    break;
-                case ExpressionType.Subtract:
-                    break;
-                case ExpressionType.SubtractChecked:
-                    break;
-                case ExpressionType.TypeAs:
-                    break;
-                case ExpressionType.TypeIs:
-                    break;
-                case ExpressionType.Assign:
-                    break;
-                case ExpressionType.Block:
-                    break;
-                case ExpressionType.DebugInfo:
-                    break;
-                case ExpressionType.Decrement:
-                    break;
-                case ExpressionType.Dynamic:
-                    break;
-                case ExpressionType.Default:
-                    break;
-                case ExpressionType.Extension:
-                    break;
-                case ExpressionType.Goto:
-                    break;
-                case ExpressionType.Increment:
-                    break;
-                case ExpressionType.Index:
-                    break;
-                case ExpressionType.Label:
-                    break;
-                case ExpressionType.RuntimeVariables:
-                    break;
-                case ExpressionType.Loop:
-                    break;
-                case ExpressionType.Switch:
-                    break;
-                case ExpressionType.Throw:
-                    break;
-                case ExpressionType.Try:
-                    break;
-                case ExpressionType.Unbox:
-                    break;
-                case ExpressionType.AddAssign:
-                    break;
-                case ExpressionType.AndAssign:
-                    break;
-                case ExpressionType.DivideAssign:
-                    break;
-                case ExpressionType.ExclusiveOrAssign:
-                    break;
-                case ExpressionType.LeftShiftAssign:
-                    break;
-                case ExpressionType.ModuloAssign:
-                    break;
-                case ExpressionType.MultiplyAssign:
-                    break;
-                case ExpressionType.OrAssign:
-                    break;
-                case ExpressionType.PowerAssign:
-                    break;
-                case ExpressionType.RightShiftAssign:
-                    break;
-                case ExpressionType.SubtractAssign:
-                    break;
-                case ExpressionType.AddAssignChecked:
-                    break;
-                case ExpressionType.MultiplyAssignChecked:
-                    break;
-                case ExpressionType.SubtractAssignChecked:
-                    break;
-                case ExpressionType.PreIncrementAssign:
-                    break;
-                case ExpressionType.PreDecrementAssign:
-                    break;
-                case ExpressionType.PostIncrementAssign:
-                    break;
-                case ExpressionType.PostDecrementAssign:
-                    break;
-                case ExpressionType.TypeEqual:
-                    break;
-                case ExpressionType.OnesComplement:
-                    break;
-                case ExpressionType.IsTrue:
-                    break;
-                case ExpressionType.IsFalse:
-                    break;
-                default:
-                    break;
-            }
             return info.Value.ObjToString();
         }
 
         private string GetLeftString(ExpressionParameter parameter)
         {
             var info = parameter.BinaryExpressionInfoList.Single(it => !it.Value.IsLeft).Value;
-            switch (info.ExpressionType)
-            {
-                case ExpressionType.Add:
-                    break;
-                case ExpressionType.AddChecked:
-                    break;
-                case ExpressionType.And:
-                    break;
-                case ExpressionType.AndAlso:
-                    break;
-                case ExpressionType.ArrayLength:
-                    break;
-                case ExpressionType.ArrayIndex:
-                    break;
-                case ExpressionType.Call:
-                    break;
-                case ExpressionType.Coalesce:
-                    break;
-                case ExpressionType.Conditional:
-                    break;
-                case ExpressionType.Constant:
-                    break;
-                case ExpressionType.Convert:
-                    break;
-                case ExpressionType.ConvertChecked:
-                    break;
-                case ExpressionType.Divide:
-                    break;
-                case ExpressionType.Equal:
-                    break;
-                case ExpressionType.ExclusiveOr:
-                    break;
-                case ExpressionType.GreaterThan:
-                    break;
-                case ExpressionType.GreaterThanOrEqual:
-                    break;
-                case ExpressionType.Invoke:
-                    break;
-                case ExpressionType.Lambda:
-                    break;
-                case ExpressionType.LeftShift:
-                    break;
-                case ExpressionType.LessThan:
-                    break;
-                case ExpressionType.LessThanOrEqual:
-                    break;
-                case ExpressionType.ListInit:
-                    break;
-                case ExpressionType.MemberAccess:
-                    break;
-                case ExpressionType.MemberInit:
-                    break;
-                case ExpressionType.Modulo:
-                    break;
-                case ExpressionType.Multiply:
-                    break;
-                case ExpressionType.MultiplyChecked:
-                    break;
-                case ExpressionType.Negate:
-                    break;
-                case ExpressionType.UnaryPlus:
-                    break;
-                case ExpressionType.NegateChecked:
-                    break;
-                case ExpressionType.New:
-                    break;
-                case ExpressionType.NewArrayInit:
-                    break;
-                case ExpressionType.NewArrayBounds:
-                    break;
-                case ExpressionType.Not:
-                    break;
-                case ExpressionType.NotEqual:
-                    break;
-                case ExpressionType.Or:
-                    break;
-                case ExpressionType.OrElse:
-                    break;
-                case ExpressionType.Parameter:
-                    break;
-                case ExpressionType.Power:
-                    break;
-                case ExpressionType.Quote:
-                    break;
-                case ExpressionType.RightShift:
-                    break;
-                case ExpressionType.Subtract:
-                    break;
-                case ExpressionType.SubtractChecked:
-                    break;
-                case ExpressionType.TypeAs:
-                    break;
-                case ExpressionType.TypeIs:
-                    break;
-                case ExpressionType.Assign:
-                    break;
-                case ExpressionType.Block:
-                    break;
-                case ExpressionType.DebugInfo:
-                    break;
-                case ExpressionType.Decrement:
-                    break;
-                case ExpressionType.Dynamic:
-                    break;
-                case ExpressionType.Default:
-                    break;
-                case ExpressionType.Extension:
-                    break;
-                case ExpressionType.Goto:
-                    break;
-                case ExpressionType.Increment:
-                    break;
-                case ExpressionType.Index:
-                    break;
-                case ExpressionType.Label:
-                    break;
-                case ExpressionType.RuntimeVariables:
-                    break;
-                case ExpressionType.Loop:
-                    break;
-                case ExpressionType.Switch:
-                    break;
-                case ExpressionType.Throw:
-                    break;
-                case ExpressionType.Try:
-                    break;
-                case ExpressionType.Unbox:
-                    break;
-                case ExpressionType.AddAssign:
-                    break;
-                case ExpressionType.AndAssign:
-                    break;
-                case ExpressionType.DivideAssign:
-                    break;
-                case ExpressionType.ExclusiveOrAssign:
-                    break;
-                case ExpressionType.LeftShiftAssign:
-                    break;
-                case ExpressionType.ModuloAssign:
-                    break;
-                case ExpressionType.MultiplyAssign:
-                    break;
-                case ExpressionType.OrAssign:
-                    break;
-                case ExpressionType.PowerAssign:
-                    break;
-                case ExpressionType.RightShiftAssign:
-                    break;
-                case ExpressionType.SubtractAssign:
-                    break;
-                case ExpressionType.AddAssignChecked:
-                    break;
-                case ExpressionType.MultiplyAssignChecked:
-                    break;
-                case ExpressionType.SubtractAssignChecked:
-                    break;
-                case ExpressionType.PreIncrementAssign:
-                    break;
-                case ExpressionType.PreDecrementAssign:
-                    break;
-                case ExpressionType.PostIncrementAssign:
-                    break;
-                case ExpressionType.PostDecrementAssign:
-                    break;
-                case ExpressionType.TypeEqual:
-                    break;
-                case ExpressionType.OnesComplement:
-                    break;
-                case ExpressionType.IsTrue:
-                    break;
-                case ExpressionType.IsFalse:
-                    break;
-                default:
-                    break;
-            }
             return info.Value.ObjToString();
         }
     }