MySQL查看所有用戶及擁有權限

 

查看MYSQL數據庫中所有用戶
mysql> SELECT DISTINCT CONCAT('User: ''',user,'''@''',host,''';') AS query FROM mysql.user;

查看數據庫中具體某個用戶的權限
mysql> show grants for 'cactiuser'@'%';   

mysql> select * from mysql.user where user='cactiuser' \G   

查看user表結構　需要具體的項可結合表結構來查詢
mysql> desc mysql.user;