Improve PostgreSQL DSN string support and add a missing method visibility declaration
diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php
index c6b71b4..cf29201 100644
--- a/system/database/drivers/postgre/postgre_utility.php
+++ b/system/database/drivers/postgre/postgre_utility.php
@@ -78,7 +78,7 @@
* @param array Preferences
* @return mixed
*/
- function _backup($params = array())
+ public function _backup($params = array())
{
// Currently unsupported
return $this->db->display_error('db_unsuported_feature');