Mysql安装部署
Mysql安装部署1、安装概览
MySQL有几种不同的产品线,且每种产品线又有很多不同的版本,这里选择当前企业使用最广的社区版MySQL5.5系列作为LNMP的组合环境数据库平台。
企业场景MySQL安装方式一览
序号
MySQL安装方式
特点说明
1
yum/rpm包安装
特点是简单,但是没法定制安装,入门新手常用这种方式。
2
二进制安装
解压软件简单配置后就可以使用,不用安装,速度较快,专业DBA喜欢这种方式,软件名如:mysql-5.5.32-liux2.6-x86_64.tar.gz.
3
源码编译安装
特点是可以定制安装参数,但安装时间长,便如:安符集安装路径,软件名如:mysql-5.5.32.tar.gz。
4
源码软件结合
把源码软件制作成符合要求的rpm,放到yum仓库里,然后通过yum来安装。结合上面1和3的优点,即安装快速,可任意定制参数,但是也需要具有备更深能力的人员才行。
安装步骤介绍
1创建MySQL用户的账号
首先以root身份登录到Linux系统中,然后执行如下命令创建mysql组用户组账号:
# groupadd mysql
提示:MySQL5.5产品系列和早期的MySQl5.0、5.1系列属于不同的产品线,因此,安装方式有所不同。
创建mysql用户
# useradd -s /sbin/nologin -M mysql
创建存放安装包的目录
# mkdir /home/oldboy/tools/ -p
# cd /home/oldboy/tools/
# mkdir /application/mysql/data/ -p
# wget -q http://dev.mysql.com/get/Downloads/MySQL-5.5/mysql-5.5.53-linux2.6-x86_64.tar.gz
2、初始化
# ls
mysql-5.5.53-linux2.6-x86_64.tar.gznginx-1.6.3 nginx-1.6.3.tar.gz
# tar xf mysql-5.5.53-linux2.6-x86_64.tar.gz
# ls
mysql-5.5.53-linux2.6-x86_64xf mysql-5.5.53-linux2.6-x86_64.tar.gznginx-1.6.3 nginx-1.6.3.tar.gz
# mvmysql-5.5.53-linux2.6-x86_64/ mysql-5.5.53
# ls
mysql-5.5.53 mysql-5.5.53.tar.gz nginx-1.6.3nginx-1.6.3.tar.gz
# cd mysql-5.5.53
# ln -s/application/mysql-5.5.53/ /application/mysql
# ls -l /application/
总用量 8
lrwxrwxrwx1root root 26 12月 11 15:56 mysql -> /application/mysql-5.5.53/
drwxr-xr-x 13 root root 4096 12月 11 15:46 mysql-5.5.53
lrwxrwxrwx1root root 25 12月 11 10:47 nginx -> /application/nginx-1.6.3/
drwxr-xr-x 11 root root 4096 12月 11 10:53 nginx-1.6.3
# \cpsupport-files/my-small.cnf/etc/my.cnf
# ./scripts/mysql_install_db--user=mysql --basedir=/application/mysql --datadir=/application/mysql/data/
Installing MySQL system tables...
161211 16:10:40 Ignoring --secure-file-privvalue as server is running with --bootstrap.
161211 16:10:40 /application/mysql/bin/mysqld (mysqld 5.5.53) starting as process 11591 ...
OK
Filling help tables...
161211 16:10:40 Ignoring --secure-file-privvalue as server is running with --bootstrap.
161211 16:10:40 /application/mysql/bin/mysqld (mysqld 5.5.53) starting as process 11598 ...
OK
提示两个OK,代表成功了。
3、配置及启动Mysql数据库
cd /application/mysql/
# ls -ld /tmp
drwxrwxrwt. 3 root root 4096 12月 11 17:32 /tmp
# chmod -R 1777 /tmp/
设置MySQL启动脚本
#cpsupport-files/mysql.server/etc/init.d/mysqld
# chmod +x /etc/init.d/mysqld
# sed -i's#/usr/local/mysql#/application/mysql#g' /application/mysql/bin/mysqld_safe/etc/init.d/mysqld
# /etc/init.d/mysqld start
Starting MySQL.. SUCCESS!
查看MySQL服务有没有启动
# lsof -i :3306
COMMANDPIDUSER FDTYPE DEVICE SIZE/OFF NODE NAME
mysqld11967mysql 10uIPv4 33961 0t0TCP *:mysql (LISTEN)
设置MySQL服务开机自启动。
# chkconfig --add mysqld
# chkconfigmysqld on
# chkconfig --list |grep mysqld
mysqld 0:off 1:off 2:on 3:on 4:on 5:on 6:off
配置mysql命令全局使用路径
# echo 'exportPATH=/application/mysql/bin:PATH' >>/etc/profile
export PATH=/application/mysql/bin:PATH
# tail -1 /etc/profile
export PATH=/application/mysql/bin:PATH
# source /etc/profile
# echo $PATH
/application/mysql/bin:PATH
# mysql
Welcome to the MySQL monitor.Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.5.53 MySQL Community Server (GPL)
Copyright (c) 2000, 2016, Oracle and/or itsaffiliates. All rights reserved.
Oracle is a registered trademark of OracleCorporation and/or its
affiliates. Other names may be trademarks of theirrespective
owners.
Type 'help;' or '\h' for help. Type '\c' to clearthe current input statement.
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