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  • centos7使用rpm包安装mysql5.74

    rpm 下载地址:https://dev.mysql.com/downloads/repo/yum/

    1.由于CentOS7开始自带的数据库是mariadb,所以需要卸载系统中的mariadb组件,才能安装mysql的组件

    [root@localhost opt]# rpm -qa | grep mariadb

    [root@localhost opt]# yum -y remove mariadb-libs

    2.安装mysql,由于依赖关系,所以需要顺序安装rpm

    [root@localhost mysql57]# rpm -ivh mysql-community-common-5.7.26-1.el7.x86_64.rpm 
    warning: mysql-community-common-5.7.26-1.el7.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY
    Preparing...                          ################################# [100%]
    Updating / installing...
       1:mysql-community-common-5.7.26-1.e################################# [100%]
    [root@localhost mysql57]# rpm -ivh mysql-community-libs-5.7.26-1.el7.x86_64.rpm 
    warning: mysql-community-libs-5.7.26-1.el7.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY
    Preparing...                          ################################# [100%]
    Updating / installing...
       1:mysql-community-libs-5.7.26-1.el7################################# [100%]
    [root@localhost mysql57]# rpm -ivh mysql-community-c
    mysql-community-client-5.7.26-1.el7.x86_64.rpm  mysql-community-common-5.7.26-1.el7.x86_64.rpm  
    [root@localhost mysql57]# rpm -ivh mysql-community-client-5.7.26-1.el7.x86_64.rpm 
    warning: mysql-community-client-5.7.26-1.el7.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY
    Preparing...                          ################################# [100%]
    Updating / installing...
       1:mysql-community-client-5.7.26-1.e################################# [100%]
    [root@localhost mysql57]# rpm -ivh mysql-community-server-5.7.26-1.el7.x86_64.rpm 
    warning: mysql-community-server-5.7.26-1.el7.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY
    Preparing...                          ################################# [100%]
    Updating / installing...
       1:mysql-community-server-5.7.26-1.e################################# [100%]
    [root@localhost mysql57]# 

    3.启动mysql并设置开机自启

    [root@localhost mysql57]# systemctl start mysqld

    [root@localhost mysql57]# ps aux|grep mysql

    mysql     48505  2.4  4.4 1119716 173068 ?      Sl   17:07   0:00 /usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid

    root      48534  0.0  0.0 112812   972 pts/0    S+   17:08   0:00 grep --color=auto mysql

    [root@localhost mysql57]# systemctl enable mysqld

    [root@localhost mysql57]# systemctl status  mysqld

     

    4.获取mysql临时密码,设置mysqlroot用户密码

    [root@localhost mysql57]# grep "password" /var/log/mysqld.log

    5.查看mysql配置文件位置命令

    [root@localhost etc]# which mysql

    /usr/bin/mysql

    [root@localhost etc]# /usr/bin/mysql --verbose --help |grep -A 1 'Default options'

    Default options are read from the following files in the given order:

    /etc/my.cnf /etc/mysql/my.cnf /usr/etc/my.cnf ~/.my.cnf

    6.关于mysql的一些优化配置

    待补充

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  • 原文地址:https://www.cnblogs.com/hszstudypy/p/13461717.html
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