restructuring of files. added 2 new methods(Asc, Desc) to field

playground/qry_delete_test.go

@@ -8,7 +8,7 @@ import (
 )
 
 func TestDelete(t *testing.T) {
-	expected := "DELETE FROM users WHERE users.id = $1 AND users.status_id NOT IN($2)"
+	expected := "DELETE FROM users WHERE users.id = $1 AND users.status_id != ANY($2)"
 	got := db.User.Delete().
 		Where(user.ID.Eq(1), user.StatusID.NotIn(1, 2, 3)).
 		String()