2、 *** 作如下:
G:\phpStudy\MySQL\bin>mysql -uroot -proot
Welcome to the MySQL monitor. Commands end with or \g.
Your MySQL connection id is 391
Server version: 5.0.51b-community-nt-log MySQL Community Edition (GPL)
Type 'help' or '\h' for help. Type '\c' to clear the buffer.
mysql>use mysql
Database changed
mysql>update user set user='xly' where user='root'
Query OK, 2 rows affected (0.00 sec)
Rows matched: 2 Changed: 2 Warnings: 0
mysql>flush privileges
mysql>select user,host,password from mysql.user
+------+-----------+-------------------------------------------+
| user | host | password |
+------+-----------+-------------------------------------------+
| xly | localhost | *81F5E21E35407D884A6CD4A731AEBFB6AF209E1B |
| yxl | localhost | *23AE809DDACAF96AF0FD78ED04B6A265E05AA257 |
| xly | % | *6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9 |
+------+-----------+-------------------------------------------+
3 rows in set (0.00 sec)
1:解压2:设置环境变量
3:修改my.ini
[mysqld]
basedir = D:\MySQL\Server\mysql-5.6.20-win32
datadir = D:\MySQL\Server\data
port = 3306
4:安装MySQL服务
在bin目录执行,
D:\MySQL\Server\mysql-5.6.20-win32\bin>mysqld -install
Service successfully installed.
5:启动MySQL服务
6:查看错误日志
Fatal error: Can't open and lock privilege tables: Table 'mysql.user' doesn't exist
7:修改my.ini 中的datadir目录
basedir = D:\MySQL\Server\mysql-5.6.20-win32
datadir = D:\MySQL\Server\mysql-5.6.20-win32\data
port = 3306
8:重新启动服务
9:登陆MySQL
初次安装直接敲MySQL就可以进去,默认使用空用户登陆
如果该空用户被删除了,那就去会去my.ini 中的[client]中找。
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