grant select on *.* to 'username'; 赋予查询权限
grant all privileges on *.* to 'username' @"%" identified by "123" 赋予所有权限
mysql 赋予用户权限
无可奈何花落去，似曾相识燕归来
grant select on *.* to 'username'; 赋予查询权限
grant all privileges on *.* to 'username' @"%" identified by "123" 赋予所有权限