- /**
- * Usually aborts on failure
- * @param string $server
- * @param string $user
- * @param string $password
- * @param string $dbName
- * @throws DBConnectionError
- * @return bool|resource|null
- */
- public function open( $server, $user, $password, $dbName ) {
+ protected function open( $server, $user, $password, $dbName, $schema, $tablePrefix ) {