Fixed bug in PostgreSQL introduced in 48a2baf0e288accd206f5da5031d29076e130792
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 8c51684..e5d861b 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -585,7 +585,7 @@
 	 */
 	protected function _limit($sql, $limit, $offset)
 	{
-		return $sql.' LIMIT '.$limit.($offset === 0 ? '' : ' OFFSET '.$offset);
+		return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset);
 	}
 
 	// --------------------------------------------------------------------