数据库常用命令
| 12
 3
 4
 5
 6
 7
 8
 9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 
 | 登录数据库:
 sudo mysql -u root -p778899
 注意哦,不输入sudo会出现一下问题:
 
 Access denied for user 'root'@'localhost'
 
 显示数据库:
 
 show databases;
 创建数据库:
 
 create database school;
 选择当前操作数据库:
 
 use school;
 创建新用户:
 
 create user shaowen@'%' identified by '密码';
 授权:
 
 grant all on *.* to shaowen@'%';
 //刷新
 flush privileges;
 收回权利:
 
 revoke all ON *.*  FROM shaowen@'%';
 flush privileges;
 查询所有用户:
 
 SELECT User, Host FROM mysql.user;
 修改密码:
 
 alter user 'shaowen'@'%' identified by '778899';
 //%和localhost具体填哪个,根据上面的查询用户选项看
 flush privileges;
 之后就可以登录啦
 
 sudo mysql -ushaowen -p778899
 
 | 
 
    
    
    
        
  
    Welcome to my other publishing channels