CentOS 7 安装 mysql 有不少方法,网上看了一些列子,不多有一步成功的。其实官网已经给出了很简单的方式mysql
官网说明sql
官网下载地址ide
由于是 CentOS7 我选择的是Red Hat Enterprise Linux 7 / Oracle Linux 7 (Architecture Independent), RPM Packageui
好比我复制下来是 :https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpmcode
mkdir /home/mysql cd /home/mysql wget https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm
如下命名在 /home/mysql 目录下执行,或者加上目录路径执行也可server
rpm -Uvh mysql57-community-release-el7-11.noarch.rpm
若是没有权限,用 sudo 执行get
yum repolist all | grep mysql
mysql-cluster-7.5-community/x86_64 MySQL Cluster 7.5 Community disabled mysql-cluster-7.5-community-source MySQL Cluster 7.5 Community - disabled mysql-cluster-7.6-community/x86_64 MySQL Cluster 7.6 Community disabled mysql-cluster-7.6-community-source MySQL Cluster 7.6 Community - disabled mysql-connectors-community/x86_64 MySQL Connectors Community enabled: 45 mysql-connectors-community-source MySQL Connectors Community - disabled mysql-tools-community/x86_64 MySQL Tools Community enabled: 59 mysql-tools-community-source MySQL Tools Community - Sourc disabled mysql-tools-preview/x86_64 MySQL Tools Preview disabled mysql-tools-preview-source MySQL Tools Preview - Source disabled mysql55-community/x86_64 MySQL 5.5 Community Server disabled mysql55-community-source MySQL 5.5 Community Server - disabled mysql56-community/x86_64 MySQL 5.6 Community Server disabled mysql56-community-source MySQL 5.6 Community Server - disabled mysql57-community/x86_64 MySQL 5.7 Community Server enabled: 247 mysql57-community-source MySQL 5.7 Community Server - disabled mysql80-community/x86_64 MySQL 8.0 Community Server disabled mysql80-community-source MySQL 8.0 Community Server - disabled
enabled,表示默认安装版本, 默认为5.7博客
关闭5.7版本安装 yum-config-manager --disable mysql57-community
打开55版本安装 yum-config-manager --enable mysql55-community
yum-config-manager
没法执行,这个是由于系统默认没有安装这个命令,这个命令在yum-utils 包里,能够经过命令yum -y install yum-utils
安装就能够了it
yum repolist all | grep mysql
或者gui
yum repolist enabled | grep mysql
查看当前 enabled 的 mysql 版本,若是是你设置的版本。就能够安装了。
yum install mysql-community-server
默认安装后的 mysql 是没有密码,请尽快设置。
set password for 'root'@'localhost' = PASSWORD('newpassword');
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