query = $query; $this->error_code = $error_code; $this->error_msg = $error_msg; } public function getErrorCode() { return $this->error_code; } public function getErrorMessage() { return $this->error_msg; } public function getRowsCount() { return 0; } public function getfoundRowsCount() { return 0; } public function fetchAll() { return []; } public function fetchOne() { return null; } public function fetchColumn($column_name) { return null; } }