From 037027230a1942cfdf4151adf802c4cd921927fd Mon Sep 17 00:00:00 2001
From: Andrew Nicols <andrew@nicols.co.uk>
Date: Thu, 10 May 2018 14:42:22 +0800
Subject: [PATCH] MDL-62384 mod_quiz: Improve performancy of privacy queries

---
 mod/quiz/classes/privacy/provider.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mod/quiz/classes/privacy/provider.php b/mod/quiz/classes/privacy/provider.php
index 92f4b3049c1..e3361cb232c 100644
--- a/mod/quiz/classes/privacy/provider.php
+++ b/mod/quiz/classes/privacy/provider.php
@@ -148,7 +148,8 @@ class provider implements
             " . $qubaid->from . "
             WHERE (
                 qa.userid = :qauserid OR
-                " . $qubaid->where() . "
+                " . $qubaid->where() . " OR
+                qo.id IS NOT NULL
             ) AND qa.preview = 0
         ";
 
-- 
2.17.1