Warning: mysqli_connect() [function.mysqli-connect]: (HY000/2005): Unknown MySQL server host 'rm-bp1i5m3uyc090lsw8fo.mysql.rds.aliyuncs.com' (11001) in D:\wwwroot\cqdos\wwwroot\function\conn.php on line 5

Warning: mysqli_query() expects parameter 1 to be mysqli, boolean given in D:\wwwroot\cqdos\wwwroot\function\conn.php on line 6
数据库连接失败: Unknown MySQL server host 'rm-bp1i5m3uyc090lsw8fo.mysql.rds.aliyuncs.com' (11001)