From ad6e05238f01dd05774ed8dedf537caa017268f9 Mon Sep 17 00:00:00 2001
From: tjhunt <tjhunt>
Date: Tue, 17 Oct 2006 15:58:09 +0000
Subject: [PATCH] MDL-6760 - cannot insert the string 'null' into the database.
 You can now. Merged from MOODLE_17_STABLE.

---
 lib/setup.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/setup.php b/lib/setup.php
index c23a806f4b..ed9fdca17b 100644
--- a/lib/setup.php
+++ b/lib/setup.php
@@ -119,6 +119,10 @@ global $HTTPSPAGEREQUIRED;
 
     $db = &ADONewConnection($CFG->dbtype);
 
+    // See MDL-6760 for why this is necessary. In Moodle 1.8, once we start using NULLs properly,
+    // we probably want to change this value to ''.
+    $db->null2null = 'A long random string that will never, ever match something we want to insert into the database, I hope. \'';
+
     error_reporting(0);  // Hide errors
 
     if (!isset($CFG->dbpersist) or !empty($CFG->dbpersist)) {    // Use persistent connection (default)
-- 
2.39.5