mysqli.default_host ='localhost' Default user for mysql_connect () (doesn't apply in safe mode): mysqli.default_user ='root' Default password for mysqli_connect () (doesn't apply in safe mode): Note: ...

String url ="jdbc:mysql://localhost/test1?user=test&password=test"; 用户名密码都是正确的,我查看user表，里面的host是localhost 但是怎么我的 ...