Warning: mysqli::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /opt/lampp/htdocs/libs/dbLib.php on line 12

Warning: mysqli::__construct(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: Name or service not known in /opt/lampp/htdocs/libs/dbLib.php on line 12
데이터베이스 연결 실패 : php_network_getaddresses: getaddrinfo failed: Name or service not known