小编给大家分享一下MySQL如何使用GRANT授权某用户浏览和修改表权限操作,希望大家阅读完这篇文章之后都有所收获,下面让我们一起去探讨吧!
下面的例子是授权logger用户查询,插入和修改test数据库表记录,但不能删除的一个例子:
C:\\Users\\duansf>mysql -u root -p
Enter password: ******
Welcome to the MySQL monitor. Commands end with ; or \\g.
Your MySQL connection id is 2
Server version: 5.5.13 MySQL Community Server (GPL)
Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type ‘help;’ or ‘\\h’ for help. Type ‘\\c’ to clear the current input statement.
mysql> show databases;
+——————–+
| Database |
+——————–+
| information_schema |
| db_shop |
| frag_test |
| mysql |
| performance_schema |
| test |
+——————–+
mysql> use test
Database changed
mysql> show tables;
+—————-+
| Tables_in_test |
+—————-+
| workinfo |
+—————-+
1 row in set (0.03 sec)
mysql> select * from workinfo;
Empty set (0.12 sec) –表记录为空
mysql> grant select,insert,update on test.workinfo to logger@localhost identified by ‘timber’; –授权logger用户访问和修改test数据库的workinfo表
Query OK, 0 rows affected (0.14 sec)
mysql> quit
Bye
C:\\Users\\duansf>mysql -h localhost -u logger -p –用logger用户登录数据库
Enter password: ******
Welcome to the MySQL monitor. Commands end with ; or \\g.
Your MySQL connection id is 3
Server version: 5.5.13 MySQL Community Server (GPL)
Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type ‘help;’ or ‘\\h’ for help. Type ‘\\c’ to clear the current input statement.
mysql>
mysql> select * from workinfo; –可以查询
Empty set (0.12 sec)
mysql> desc workinfo;
+———-+————-+——+—–+———+—————-+
| Field | Type | Null | Key | Default | Extra |
+———-+————-+——+—–+———+—————-+
| id | int(10) | NO | PRI | NULL | auto_increment |
| name | varchar(20) | NO | | NULL | |
| type | varchar(10) | YES | | NULL | |
| address | varchar(50) | YES | | NULL | |
| tel | varchar(20) | YES | | NULL | |
| wages | int(11) | YES | | NULL | |
| contents | tinytext | YES | | NULL | |
| extra | text | YES | | NULL | |
+———-+————-+——+—–+———+—————-+
8 rows in set (0.02 sec)
mysql> insert into workinfo values(3,’chenfeng’,’type’,’zhengzhou’,’123456′,22,1,1); –有插入权限
Query OK, 1 row affected (0.13 sec)
mysql> select * from workinfo; –有查询权限
+—-+———-+——+———–+——–+——-+———-+——-+
| id | name | type | address | tel | wages | contents | extra |
+—-+———-+——+———–+——–+——-+———-+——-+
| 3 | chenfeng | type | zhengzhou | 123456 | 22 | 1 | 1 |
+—-+———-+——+———–+——–+——-+———-+——-+
1 row in set (0.00 sec)
mysql> update workinfo set name=’duansf’ where id=3; –有修改权限
Query OK, 1 row affected (0.13 sec)
Rows matched: 1 Changed: 1 Warnings: 0
mysql> select * from workinfo;
+—-+——–+——+———–+——–+——-+———-+——-+
| id | name | type | address | tel | wages | contents | extra |
+—-+——–+——+———–+——–+——-+———-+——-+
| 3 | duansf | type | zhengzhou | 123456 | 22 | 1 | 1 |
+—-+——–+——+———–+——–+——-+———-+——-+
1 row in set (0.00 sec)
mysql>
mysql> delete from workinfo where id=3; –无删除权限,以下是报错信息
ERROR 1142 (42000): DELETE command denied to user ‘logger’@’localhost’ for table
‘workinfo’
看完了这篇文章,相信你对“MySQL如何使用GRANT授权某用户浏览和修改表权限操作”有了一定的了解,如果想了解更多相关知识,欢迎关注云搜网行业资讯频道,感谢各位的阅读!