From ffaab917c2065a2e3ef3bf8c7d9be4847b3c7d91 Mon Sep 17 00:00:00 2001
From: Cameron <e107inc@gmail.com>
Date: Fri, 26 Oct 2018 12:16:26 -0700
Subject: [PATCH] Issue #3512 Prevent duplicate SEF on forum.

---
 e107_plugins/forum/forum_sql.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/e107_plugins/forum/forum_sql.php b/e107_plugins/forum/forum_sql.php
index 632e579e4..4b1bf4ebb 100644
--- a/e107_plugins/forum/forum_sql.php
+++ b/e107_plugins/forum/forum_sql.php
@@ -19,6 +19,7 @@ CREATE TABLE forum (
   `forum_options` text,
   `forum_sef` varchar(250) default NULL,
   PRIMARY KEY  (`forum_id`),
+  UNIQUE KEY `forum_sef` (`forum_sef`),
   KEY `forum_parent` (`forum_parent`),
   KEY `forum_sub` (`forum_sub`)
 ) ENGINE=MyISAM AUTO_INCREMENT=1;