liunx下jdk与MySQL安装

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安装mysql5.7

wget https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm 下载

rpm -qa|grep mysql

rpm -e --nodeps + 包名

rpm -Uvh mysql57-community-release-el7-11.noarch.rpm 解压

yum install mysql-community-server 安装服务

systemctl start mysqld.service 启动服务

grep 'temporary password' /var/log/mysqld.log 查看临时密码

mysql -uroot -p

set global validate_password_policy=0; 修改密码安全等级

set global validate_password_length=6; 修改密码长度

ALTER USER 'root'@'localhost' IDENTIFIED BY '123456';

ALTER USER 'root'@'%' IDENTIFIED BY '123456';

jdk

rpm -qa|grep java

rpm -e --nodeps + 包名

解压jdk到/usr/local

vi /etc/profile

export JAVA_HOME=/usr/local/jdk1.8.0_121

export PATH=$JAVA_HOME/bin:$PATH

source /etc/profile

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