1、版本：mysql-5.7.20-1.el7.x86_64.rpm-bundle.tar
安裝依賴
yum remove mariadb-libs //刪除 mariadb相關(guān)內(nèi)容
yum install perl
yum install numactl
yum install libaio
yum install net-tools
解壓mysql安裝包
tar -xvf mysql-5.7.20-1.el7.x86_64.rpm-bundle.tar
安裝
rpm -ivh commom ---- lib ------- client-------server
按順序逐一安裝完成
image-20201105151855183.png
修改數(shù)據(jù)地址
vim /etc/my.cnf
image-20201105152043608.png
SELINUX設(shè)置
vim /etc/selinux/config
把SELINUX的參數(shù)修改成disabled即可：
image-20201105152208592.png
創(chuàng)建數(shù)據(jù)存放目錄
mkdir /opt/mysqldata
目錄授權(quán)
chown -R mysql:mysql /opt/mysqldata
啟動(dòng)數(shù)據(jù)庫(kù)
systemctl start mysqld.service
查看臨時(shí)密碼
grep 'temporary password' /var/log/mysqld.log
登錄修改密碼
mysql -uroot -p
image-20201105152801751.png
alter user root@localhost identified by ‘root123’
use mysql
create user 'root'@'%' identified by 'root123';
flush privileges;
grant all on . to 'root'@'%' identified by 'root123';
flush privileges;
