diff --git a/Src/Asp.Net/SqlServerTest/Demo/Demo1_Queryable.cs b/Src/Asp.Net/SqlServerTest/Demo/Demo1_Queryable.cs
index 009b2caf6..0869c05e6 100644
--- a/Src/Asp.Net/SqlServerTest/Demo/Demo1_Queryable.cs
+++ b/Src/Asp.Net/SqlServerTest/Demo/Demo1_Queryable.cs
@@ -169,6 +169,10 @@ namespace OrmTest
             var test45 = db.Queryable<Order>().
               Where(it=>it.Price==0?true:it.Name==it.Name)
               .ToList();
+            var dr3 = new Dictionary<string, object>();
+            dr3.Add("Id", 0);
+            dr3.Add("Name",null);
+            db.Queryable<Order>().WhereColumns(dr3,true).ToList();
             Console.WriteLine("#### Examples End ####");
         }