Fatal error: Uncaught PDOException: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php:295 Stack trace: #0 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php(295): PDO->__construct('mysql:host=bdm6...', 'bdm68232595', 'Xiyou2019', Array) #1 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php(995): think\db\Connection->connect() #2 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php(348): think\db\Connection->initConnect(false) #3 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/connector/Mysql.php(65): think\db\Connection->query('SHOW COLUMNS FR...', Array, false, true) #4 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Query.php(1921): think\db\connector\Mysql->getFields('`um_syslogs`') #5 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Query.php(1955): think\db\Query->getTableInfo('um_syslogs', 'pk') #6 /usr/home/byu6886 in /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php on line 295

Fatal error: Uncaught PDOException: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php:295 Stack trace: #0 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php(295): PDO->__construct('mysql:host=bdm6...', 'bdm68232595', 'Xiyou2019', Array) #1 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php(995): think\db\Connection->connect() #2 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php(348): think\db\Connection->initConnect(false) #3 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/connector/Mysql.php(65): think\db\Connection->query('SHOW COLUMNS FR...', Array, false, true) #4 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Query.php(1921): think\db\connector\Mysql->getFields('`um_syslogs`') #5 /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Query.php(1955): think\db\Query->getTableInfo('um_syslogs', 'pk') #6 /usr/home/byu6886 in /usr/home/byu6886010001/htdocs/thinkphp/library/think/db/Connection.php on line 295