From bb50383aa9a84225d902eaaef73df37ba1d26459 Mon Sep 17 00:00:00 2001
From: Thanh Tran <vanthanh2305@gmail.com>
Date: Tue, 2 Feb 2016 11:28:43 +0700
Subject: [PATCH] Add GroupBy to QuerySeter

---
 orm/types.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/orm/types.go b/orm/types.go
index 5fac5fed..469323ff 100644
--- a/orm/types.go
+++ b/orm/types.go
@@ -148,6 +148,10 @@ type QuerySeter interface {
 	// add OFFSET value
 	// same as Limit function's args[0]
 	Offset(offset interface{}) QuerySeter
+	// add GROUP BY expression
+	// for example:
+	//	qs.GroupBy("id")
+	GroupBy(exprs ...string) QuerySeter
 	// add ORDER expression.
 	// "column" means ASC, "-column" means DESC.
 	// for example: