From c667895ce5fb9a09eb227b794ad2e9fb2dc27a78 Mon Sep 17 00:00:00 2001
From: Zheng Yang <zhengyang4k@gmail.com>
Date: Mon, 8 Sep 2014 17:47:15 +0800
Subject: [PATCH] added new querybuilder

---
 orm/qb.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/orm/qb.go b/orm/qb.go
index ceb4b59e..8869a68c 100644
--- a/orm/qb.go
+++ b/orm/qb.go
@@ -28,3 +28,8 @@ type QueryBuilder interface {
 	Subquery(query string, rename string) string
 	String() string
 }
+
+func NewQueryBuilder() (qb QueryBuilder) {
+	qb = new(MySQLQueryBuilder)
+	return
+}