linux系统mysql5.6安装

1.下载mysql版本mysql

下载最新版本:https://www.mysql.com/downloads/sql

下载历史版本:https://downloads.mysql.com/archives/community/进程

2.上传下载的mysql软件到/usr/local/srcip

3.解压mysql软件到/usr/local/mysqlit

  (1).cd /usr/local/srcsed

  (2). tar -xvzf mysql.tar.gz -C /usr/local/mysql软件

4.建立数据目录file

 mkdir /data/mysql/{data,logs,tmp}下载

5.受权数据目录和软件目录grep

 若是没有mysql用户,先建立mysql用户 useradd mysql

 chown -R mysql.mysql /data/mysql

 chown -R mysql.mysql /usr/local/mysql

6.查看一下有没有/etc/my.cnf文件

 若是没有将/usr/local/mysql/my.cnf 拷贝到/etc下

 修改my.cnf中的

  basedir=/usr/local/mysql

  datadir=/data/mysql/data

  tmpdir = /data/mysql/tmp

  log-error= /data/mysql/logs/error.log

      slow_query_log_file      = /data/mysql/logs/slow.log

  general_log_file         = /data/mysql/logs/mysql.log

  log-bin = /data/mysql/data/mysql-bin

  log-bin-index = /data/mysql/data/mysql-bin.index
  relay-log = /data/mysql/logs/relay-log
  relay_log_index = /data/mysql/logs/relay-log.index

7.初始化mysql

  (1) cd /usr/local/mysql/scripts

  (2) ./mysql_install_db --basedir=/usr/local/mysql --datadir=/data/mysql/data --defaults-file=/etc/my.cnf --user=mysql

8.启动mysql

   /usr/local/mysql/bin/mysqld_safe --defaults-file=/etc/my.cnf &

9. ps -ef|grep mysql  查看mysql是否启动了,若是有进程,恭喜你,mysql安装成功了

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