From 5e8260776cbc6ded773305d18c863145e01139cf Mon Sep 17 00:00:00 2001
From: Pradeep Nayak <pradpnayak@gmail.com>
Date: Wed, 10 Oct 2018 03:07:14 +0530
Subject: [PATCH] Support full group by mode

---
 CRM/Volunteer/Form/VolunteerReport.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CRM/Volunteer/Form/VolunteerReport.php b/CRM/Volunteer/Form/VolunteerReport.php
index bc67ce9a..8f24ed46 100644
--- a/CRM/Volunteer/Form/VolunteerReport.php
+++ b/CRM/Volunteer/Form/VolunteerReport.php
@@ -613,7 +613,7 @@ function statistics(&$rows) {
   }
 
   function groupBy() {
-    $this->_groupBy = "GROUP BY {$this->_aliases['civicrm_activity']}.id";
+    $this->_groupBy = CRM_Contact_BAO_Query::getGroupByFromSelectColumns($this->_selectClauses, "{$this->_aliases['civicrm_activity']}.id");
   }
 
   function buildACLClause($tableAlias = 'contact_a') {