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Windows 7系统下MysQL 5.7.17 简易安装

2017-02-08 22:56 387 查看
白驹过隙,一晃,马上25的人了。是时候积累一点东西了,从点滴开始,希望自己能坚持,加油!

今天说MySQL安装,说一种,另一种未尝试。

1、从MySQL获取压缩文件(*.zip)

2、解压到自定义目录,如:D:\MySql

3、修改bin目录同级的my-default.ini文件,主要是设置几个必须参数。如:

# These are commonly set, remove the # and set as required.

# basedir = .....

# datadir = .....

# port = .....

# server_id = .....

 basedir = D:\MySql

 datadir = D:\MySql\data

 port = 3306

 server_id = mysql57

4、设置系统的环境变量,根据自己的MySQL目录而定。如:

;D:\MySql\bin   (环境变量之间“;”分割,一定要注意)

5、进入cmd安装MySQL。命令:mysqld --initialize --user=root --console

正常执行会打印如下信息,这些信息中一定要记录下,随机生成的root的密码(我的root是Hk_r5hy%j#Oz)

2017-02-08T14:26:30.019744Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is

 deprecated. Please use --explicit_defaults_for_timestamp server option (see doc

umentation for more details).

2017-02-08T14:26:32.704898Z 0 [Warning] InnoDB: New log files created, LSN=45790

2017-02-08T14:26:33.308933Z 0 [Warning] InnoDB: Creating foreign key constraint

system tables.

2017-02-08T14:26:33.444940Z 0 [Warning] No existing UUID has been found, so we a

ssume that this is the first time that this server has been started. Generating

a new UUID: 97282fa5-ee0a-11e6-a919-00ff77f97c57.

2017-02-08T14:26:33.536946Z 0 [Warning] Gtid table is not ready to be used. Tabl

e 'mysql.gtid_executed' cannot be opened.

2017-02-08T14:26:33.556947Z 1 [Note] A temporary password is generated for root@

localhost: Hk_r5hy%j#Oz

6、启动MySQL服务,命令:net start mysql

如果,启动时提示 “发生系统错误 2”,则需要进入MySQL的bin目录,

6、1  移除已初始化的MySQL,命令:mysqld -remove

6、2 重新初始化MySQL,命令:mysqld -install

初始化完成后,重新启动MySQL服务

7、登录MySQL,命令:mysql -u root -p 回车后,提示输入密码,这时需要输入上面产生的随机密码

8、修改root用户密码,这个方法很多,我用的如下命令。登录MySQL后执行

格式:mysql> set password for 用户名@localhost = password('新密码'); 
例子:mysql> set password for root@localhost = password('123'); 
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