Update exp to sql

Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs

@@ -692,8 +692,8 @@ namespace SqlSugar
         public string CompareTo(MethodCallExpressionModel model) 
         {
             var parameterNameA=model.Args[0].MemberName;
-            var parameterNameB = model.Args[0].MemberName;
+            var parameterNameB = model.Args[1].MemberName;
-            return $"(case when   '{parameterNameA}'>'{parameterNameB}'  then 1   when '{parameterNameA}'='{parameterNameB}' then 0 else -1 end)";
+            return $"(case when   {parameterNameA}>{parameterNameB}  then 1   when {parameterNameA}={parameterNameB} then 0 else -1 end)";
         }
     }
 }

Src/Asp.NetCore2/SqlSugar/ExpressionsToSql/ResolveItems/MethodCallExpressionResolve_Helper.cs

@@ -792,6 +792,10 @@ namespace SqlSugar
             {
                 return true;
             }
+            if (expression.Method.Name == "CompareTo") 
+            {
+                return true;
+            }
             if (expression.Method.Name == "Format" && expression.Method.DeclaringType == UtilConstants.StringType)
             {
                 return true;