From a4dfad891252a15f0f9ecd46fd00160d55a19900 Mon Sep 17 00:00:00 2001
From: Marc Delisle <marc@infomarc.info>
Date: Fri, 14 Dec 2007 17:48:39 +0000
Subject: [PATCH] bug #1848889 [export] export trigger should use DROP TRIGGER
 IF EXISTS

---
 ChangeLog                            | 1 +
 libraries/database_interface.lib.php | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index bf75ea4ac..704f91012 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -37,6 +37,7 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
 - bug #1835654 [core] wrong escaping when using double quotes
 - bug #1817612 [cookies] Wrong cookie path on IIS with PHP-CGI,
   thanks to Carsten Wiedmann
+- bug #1848889 [export] export trigger should use DROP TRIGGER IF EXISTS
 
 2.11.3.0 (2007-12-08)
 - patch #1818389 to remove a notice (failed to flush buffer), thanks to
diff --git a/libraries/database_interface.lib.php b/libraries/database_interface.lib.php
index 0331e011b..8b32023b4 100644
--- a/libraries/database_interface.lib.php
+++ b/libraries/database_interface.lib.php
@@ -1211,7 +1211,7 @@ function PMA_DBI_get_triggers($db, $table) {
             $one_result['event_manipulation'] = $trigger['EVENT_MANIPULATION'];
 
             $one_result['full_trigger_name'] = PMA_backquote($trigger['TRIGGER_SCHEMA']) . '.' . PMA_backquote($trigger['TRIGGER_NAME']);
-            $one_result['drop'] = 'DROP TRIGGER ' . $one_result['full_trigger_name'];
+            $one_result['drop'] = 'DROP TRIGGER IF EXISTS ' . $one_result['full_trigger_name'];
             $one_result['create'] = 'CREATE TRIGGER ' . $one_result['full_trigger_name'] . ' ' . $trigger['ACTION_TIMING']. ' ' . $trigger['EVENT_MANIPULATION'] . ' ON ' . PMA_backquote($trigger['EVENT_OBJECT_SCHEMA']) . '.' . PMA_backquote($trigger['EVENT_OBJECT_TABLE']) . "\n" . ' FOR EACH ROW ' . $trigger['ACTION_STATEMENT'] . "\n" . $delimiter . "\n";
 
             $result[] = $one_result;