一 賬號(hào)管理
創(chuàng)新互聯(lián)公司是一家集網(wǎng)站建設(shè),龍馬潭企業(yè)網(wǎng)站建設(shè),龍馬潭品牌網(wǎng)站建設(shè),網(wǎng)站定制,龍馬潭網(wǎng)站建設(shè)報(bào)價(jià),網(wǎng)絡(luò)營(yíng)銷,網(wǎng)絡(luò)優(yōu)化,龍馬潭網(wǎng)站推廣為一體的創(chuàng)新建站企業(yè)，幫助傳統(tǒng)企業(yè)提升企業(yè)形象加強(qiáng)企業(yè)競(jìng)爭(zhēng)力?？沙浞譂M足這一群體相比中小企業(yè)更為豐富、高端、多元的互聯(lián)網(wǎng)需求。同時(shí)我們時(shí)刻保持專業(yè)、時(shí)尚、前沿，時(shí)刻以成就客戶成長(zhǎng)自我，堅(jiān)持不斷學(xué)習(xí)、思考、沉淀、凈化自己，讓我們?yōu)楦嗟钠髽I(yè)打造出實(shí)用型網(wǎng)站。
1 創(chuàng)建賬號(hào)：
示例 1：
建立賬號(hào)zwj，權(quán)限為在所有數(shù)據(jù)庫(kù)上具有所有權(quán)限
MySQL> grant all on *.* to 'zwj'@'192.168.154.180';
Query OK, 0 rows affected (0.01 sec)
為zwj設(shè)置密碼
mysql> grant all on *.* to 'zwj'@'192.168.154.180' identified by 'zwj';
Query OK, 0 rows affected (0.00 sec)
示例 2：
建立用戶user01，權(quán)限為test庫(kù)里所有表進(jìn)行select、update、insert、delete操作，密碼為"a123"。
mysql> grant select,update,insert,delete on test.* to 'user01'@'192.168.154.%' identified by 'a123';
Query OK, 0 rows affected (0.09 sec)
2 查看權(quán)限
查看指定賬戶的權(quán)限
mysql> show grants for 'user01'@'192.168.154.%';
+-------------------------------------------------------------------------------------------------------------------+
| Grants for user01@192.168.154.% |
+-------------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'user01'@'192.168.154.%' IDENTIFIED BY PASSWORD '*FF680E568727C9C00FABFEE03D13BA727047CC65' |
| GRANT SELECT, INSERT, UPDATE, DELETE ON `test`.* TO 'user01'@'192.168.154.%' |
+-------------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)
查看當(dāng)前用戶權(quán)限
mysql> show grants;
+----------------------------------------------------------------------------------------------------------------------------------------+
| Grants for root@localhost |
+----------------------------------------------------------------------------------------------------------------------------------------+
| GRANT ALL PRIVILEGES ON *.* TO 'root'@'localhost' IDENTIFIED BY PASSWORD '*DCB7DF5FFC82C441503300FFF165257BC551A598' WITH GRANT OPTION |
| GRANT PROXY ON ''@'' TO 'root'@'localhost' WITH GRANT OPTION |
+----------------------------------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)
3 更改權(quán)限
新建用戶
mysql> grant select on test.* to 'bbs'@'192.168.154.%' identified by 'bbs';
Query OK, 0 rows affected (0.00 sec)
mysql> show grants for 'bbs'@'192.168.154.%';
+----------------------------------------------------------------------------------------------------------------+
| Grants for bbs@192.168.154.% |
+----------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'bbs'@'192.168.154.%' IDENTIFIED BY PASSWORD '*74BAEAC2CAFC5C7162EF373C5C85EFBC7FC8B803' |
| GRANT SELECT ON `test`.* TO 'bbs'@'192.168.154.%' |
+----------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)
增加權(quán)限
mysql> grant select,insert,delete on test.* to 'bbs'@'192.168.154.%';
Query OK, 0 rows affected (0.00 sec)
mysql> show grants for 'bbs'@'192.168.154.%';
+----------------------------------------------------------------------------------------------------------------+
| Grants for bbs@192.168.154.% |
+----------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'bbs'@'192.168.154.%' IDENTIFIED BY PASSWORD '*74BAEAC2CAFC5C7162EF373C5C85EFBC7FC8B803' |
| GRANT SELECT, INSERT, DELETE ON `test`.* TO 'bbs'@'192.168.154.%' |
+----------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)
撤銷權(quán)限
mysql> revoke delete,insert on test.* from 'bbs'@'192.168.154.%';
Query OK, 0 rows affected (0.01 sec)
mysql> show grants for 'bbs'@'192.168.154.%';
+----------------------------------------------------------------------------------------------------------------+
| Grants for bbs@192.168.154.% |
+----------------------------------------------------------------------------------------------------------------+
| GRANT USAGE ON *.* TO 'bbs'@'192.168.154.%' IDENTIFIED BY PASSWORD '*74BAEAC2CAFC5C7162EF373C5C85EFBC7FC8B803' |
| GRANT SELECT ON `test`.* TO 'bbs'@'192.168.154.%' |
+----------------------------------------------------------------------------------------------------------------+
2 rows in set (0.00 sec)
4 修改賬號(hào)密碼
方式 1：
mysql> set password for 'bbs'@'192.168.154.%' = password('abc-123');
Query OK, 0 rows affected (0.01 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
方式 2：
mysql> update mysql.user set password=password('aaa') where user='bbs' and host='192.168.154.%';
Query OK, 1 row affected (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 0
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
方式 3：
[root@localhost tmp]# mysqladmin -u bbs -h 192.168.154.180 password "ccc" -p
Enter password:
Warning: Using a password on the command line interface can be insecure.
為root初次設(shè)置密碼：
[root@www ~]# mysqladmin -uroot password "abc-123"
為root修改密碼：
[root@localhost tmp]# mysqladmin -uroot password 'root' -p
Enter password:
Warning: Using a password on the command line interface can be insecure.
5 刪除賬戶
mysql> drop user 'bbs'@'192.168.154.%';
Query OK, 0 rows affected (0.00 sec)
mysql> show grants for 'bbs'@'192.168.154.%';
ERROR 1141 (42000): There is no such grant defined for user 'bbs' on host '192.168.154.%'
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重慶分公司
