From 88a119bb48a49e6c3556fbe90d60c5fba16a38e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20S=CC=8Ckoda?= <commits@skodak.org>
Date: Sun, 16 Sep 2012 19:32:39 +0200
Subject: [PATCH] MDL-35465 remove invalid sql_empty() Oracle hack

This affects only the partially supported Oracle database, all other databases were not affected by this.
---
 cohort/lib.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cohort/lib.php b/cohort/lib.php
index 67c2bf4c2f6..8cf15bba946 100644
--- a/cohort/lib.php
+++ b/cohort/lib.php
@@ -42,7 +42,8 @@ function cohort_add_cohort($cohort) {
         $cohort->idnumber = NULL;
     }
     if (!isset($cohort->description)) {
-        $cohort->description = $DB->sql_empty();
+        // sql_empty() does not belong here, this crazy Oracle hack is implemented in insert_record()!
+        $cohort->description = '';
     }
     if (!isset($cohort->descriptionformat)) {
         $cohort->descriptionformat = FORMAT_HTML;