#查看当前用户
select user();
#查看某个用户的详细信息:
show grants for '用户名'@'%';
show grants for 'zabbix'@'%';
show grants for 'zabbixproxy01'@'%';
#给权限
grant all on *zabbix_proxy.* to 'zabbix'@'%' identified by 'zabbix';
grant all on zabbix_proxy.* to zabbix@localhost identified by 'zabbix';
# 查询用户列表
select user,host from mysql.user;
#查看表结构
desc mysql.user;
#查看 存放目录
show variables where Variable_name = 'datadir';