| File | Line | Function |
| source\class\class_core.php | 584 | db_mysql->halt() |
| source\class\class_core.php | 576 | db_mysql->_dbconnect() |
| source\class\class_core.php | 287 | db_mysql->connect() |
| source\class\class_core.php | 63 | discuz_core->_init_db() |
| portal.php | 21 | discuz_core->init() |