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TA貢獻(xiàn)1798條經(jīng)驗(yàn) 獲得超7個(gè)贊
一、連接遠(yuǎn)程數(shù)據(jù)庫(kù):
1、顯示密碼
如:MySQL
連接遠(yuǎn)程數(shù)據(jù)庫(kù)(192.168.5.116),端口“3306”,用戶名為“root”,密碼“123456”
C:/>mysql -h
192.168.5.116 -P 3306 -u root -p123456
2、隱藏密碼
如:MySQL 連接本地?cái)?shù)據(jù)庫(kù),用戶名為“root”,
C:/>mysql -h
localhost -u root -p
Enter password:
二、配置mysql允許遠(yuǎn)程鏈接
默認(rèn)情況下,mysql帳號(hào)不允許從遠(yuǎn)程登陸,只能在localhost登錄。本文提供了二種方法設(shè)置mysql可以通過(guò)遠(yuǎn)程主機(jī)進(jìn)行連接。
一、改表法
在localhost登入mysql后,更改 "mysql" 數(shù)據(jù)庫(kù)里的 "user" 表里的 "host"
項(xiàng),將"localhost"改稱(chēng)"%"
例如:
#mysql -u root
-p
Enter password:
……
mysql>
mysql>update user
set host = '%' where user = 'root';
mysql>select host,
user from user;
二、授權(quán)法
例如:
你想myuser使用mypassword(密碼)從任何主機(jī)連接到mysql服務(wù)器的話。
mysql>GRANT ALL
PRIVILEGES ON *.* TO 'myuser'@'%'IDENTIFIED BY 'mypassword' WITH GRANT OPTION;
如果你想允許用戶myuser從ip為192.168.1.6的主機(jī)連接到mysql服務(wù)器,并使用mypassword作為密碼
mysql>GRANT ALL
PRIVILEGES ON *.* TO 'myuser'@'192.168.1.3'IDENTIFIED BY
'mypassword' WITH GRANT OPTION;
mysql>FLUSH
PRIVILEGES
使修改生效,就可以了
常見(jiàn)問(wèn)題:
1、在采用法二授權(quán)法之后,無(wú)法在本地登錄mysql(如:#mysql -u root -p -h
192.168.5.116
Enter password:
ERROR 1045 (28000): Access denied for user
'root'@'loadb116' (using password: YES)
上例中l(wèi)oadb116是主機(jī)名.
解決方法:
1、這時(shí)可以使用:mysql -u
root -p 登錄,進(jìn)入到mysql后。
mysql> grant all privileges on *.* to 'root'@'loadb116'
identified by '123456' with grant option;
Query OK, 0 rows affected
(0.00 sec)
mysql> flush
privileges;
Query OK, 0 rows affected (0.00
sec)
2、在本地使用ip地址登錄
#
mysql -u root -p -h
192.168.5.116
Enter password:
Welcome to the MySQL
monitor. Commands end with ; or /g.
Your MySQL connection id is 60
Server
version: 5.1.45 MySQL Community Server (GPL)
Type 'help;' or '/h' for
help. Type '/c' to clear the buffer.
mysql>
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