Add user case test

Src/Asp.Net/MySqlTest/UserTestCases/Cases/Demo1_Queryable.cs

@@ -101,6 +101,19 @@ namespace OrmTest
                 names = $"as{it.Id}fd{it.Id}a"
             })
            .ToList();
+            var test49 = db.Queryable<Order>().Select(it => new
+            {
+                index = SqlFunc.RowNumber($"{it.Name} asc,{it.Id} desc", $"{it.Id},{it.Name}")
+            })
+          .ToList();
+
+            var test491 = db.Queryable<Order>().Select(it => new
+            {
+                index = SqlFunc.RowNumber($"{it.Name} asc,{it.Id} desc", $"{it.Id},{it.Name},{it.CustomId},{it.Price}")
+            })
+           .ToList();
+            var yy = "aa";
+            db.Queryable<Order>().Where(it => it.Name == $"a{yy}a").ToList();
             Console.WriteLine("#### Examples End ####");
         }