MySql新版本安装配置
2023-09-27 14:26:12 时间
版本:mysql-5.7.16-winx64
平台Windows 7 x64
1、进入mysql主目录(建议将其移到C或D盘的根目录,并改名为mysql)
2、配置path环境变量(如D:\JAVA\mysql)添加到环境变量中。
3、mysql主目录下的my-default.ini文件改名为my.ini,最简单配置如下
# For advice on how to change settings please see # http://dev.mysql.com/doc/refman/5.7/en/server-configuration-defaults.html # *** DO NOT EDIT THIS FILE. It's a template which will be copied to the # *** default location during install, and will be replaced if you # *** upgrade to a newer version of MySQL. [mysqld] # Remove leading # and set to the amount of RAM for the most important data # cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%. # innodb_buffer_pool_size = 128M # Remove leading # to turn on a very important data integrity option: logging # changes to the binary log between backups. # log_bin # These are commonly set, remove the # and set as required. basedir = D:\JAVA\mysql datadir = D:\JAVA\mysql\data port = 3306 max_connections = 20 character-set-server = utf8 # Remove leading # to set options mainly useful for reporting servers. # The server defaults are faster for transactions and fast SELECTs. # Adjust sizes as needed, experiment to find the optimal values. # join_buffer_size = 128M # sort_buffer_size = 2M # read_rnd_buffer_size = 2M sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES如下图所示:
上图可见,mysql没有data目录,接下来我们需要初始化data目录
cmd下进入bin目录
4、运行:mysqld --initialize
5、安装mysql mysqld install mysql --defaults-file="D:\JAVA\mysql\my.ini"
6、启动mysql net start mysql
后记:
在初始化时如果加上 –initial-insecure,则会创建空密码的 root@localhost 账号,否则会创建带密码的 root@localhost 账号
密码保存在:data文件夹下的*.err文件中
:2016-11-25T04:05:29.713660Z 1 [Note] A temporary password is generated for root@localhost: /lSEqHkou0x%
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