centos6.5 rpm 安装mysql5.6

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a. 检查MysqL及相关RPM包,是否安装,如果有安装,则移除(rpm –e 名称

[root@localhost ~]@H_502_6@# rpm -qa | grep -i MysqL
MysqL-libs-5.1.66-2.el6_3.x86_64
[root@localhost ~]@H_502_6@# yum -y remove MysqL-libs*

b. 选择Linux对应的RPM包,如下:

[@H_502_6@root@tercel2 @H_502_6@software]@H_502_6@# @H_502_6@ll
@H_502_6@总用量 @H_502_6@235392
-@H_502_6@rw-@H_502_6@r--@H_502_6@r--. @H_502_6@1 @H_502_6@root @H_502_6@root  @H_502_6@27255297 @H_502_6@10月 @H_502_6@13 @H_502_6@2016 @H_502_6@glibc-@H_502_6@2.@H_502_6@24.@H_502_6@tar.@H_502_6@gz
@H_502_6@drwxrwxrwx. @H_502_6@6 @H_502_6@root @H_502_6@root      @H_502_6@4096 @H_502_6@10月 @H_502_6@13 @H_502_6@2016 @H_502_6@hadoop
-@H_502_6@rw-@H_502_6@r--@H_502_6@r--. @H_502_6@1 @H_502_6@root @H_502_6@root @H_502_6@138090286 @H_502_6@10月 @H_502_6@13 @H_502_6@2016 @H_502_6@jdk-@H_502_6@7u80-@H_502_6@linux-@H_502_6@x64.@H_502_6@rpm
-@H_502_6@rw-@H_502_6@r--@H_502_6@r--. @H_502_6@1 @H_502_6@root @H_502_6@root  @H_502_6@18763900 @H_502_6@5月  @H_502_6@12 @H_502_6@18:16 @H_502_6@MysqL-@H_502_6@client-@H_502_6@5.@H_502_6@6.@H_502_6@31-@H_502_6@1.@H_502_6@el6.@H_502_6@x86_64.@H_502_6@rpm
-@H_502_6@rw-@H_502_6@r--@H_502_6@r--. @H_502_6@1 @H_502_6@root @H_502_6@root  @H_502_6@56914268 @H_502_6@5月  @H_502_6@12 @H_502_6@18:16 @H_502_6@MysqL-@H_502_6@server-@H_502_6@5.@H_502_6@6.@H_502_6@31-@H_502_6@1.@H_502_6@el6.@H_502_6@x86_64.@H_502_6@rpm

c. 安装MysqL

[root@tercel2 software]@H_502_6@# rpm -ivh MysqL-client-5.6.31-1.el6.x86_64.rpm 
[root@tercel2 software]@H_502_6@# rpm -ivh MysqL-server-5.6.31-1.el6.x86_64.rpm 
@H_502_6@#修改配置文件位置
[root@tercel2 software]@H_502_6@# vim /usr/my.cnf

d. 初始化MysqL及设置密码

[root@tercel2 software]@H_502_6@# service MysqL start
[root@tercel2 software]@H_502_6@# cat /root/.MysqL_secret
@H_502_6@# The random password set for the root user at Fri May 12 18:19:25 2017 (local time): VrEzOpd1w8NtYz03
[root@tercel2 software]@H_502_6@# MysqL -uroot -pVrEzOpd1w8NtYz03
MysqL> SET PASSWORD = PASSWORD('combanc');
Query OK,0 rows affected (0.00 sec)
MysqL> exit;
[root@tercel2 software]@H_502_6@# MysqL -uroot -pcombanc

e. 远程登陆用户设置

MysqL> use MysqL;
MysqL> select host,user,password from user; +-----------+------+-------------------------------------------+
| host | user | password | +-----------+------+-------------------------------------------+
| localhost | root | *412DA40DD727FEE727D2E974F9DC708C45E0D08B | | tercel2 | root | *432EA25EFB6FD6185A072710D0878B0819E328AF |
| 127.0.0.1 | root | *432EA25EFB6FD6185A072710D0878B0819E328AF | | ::1 | root | *432EA25EFB6FD6185A072710D0878B0819E328AF |
+-----------+------+-------------------------------------------+
4 rows in set (0.03 sec)
MysqL> update user set password=password('combanc') where user='root';
MysqL> update user set host='%' where user='root' and host='localhost';
MysqL> flush privileges;
MysqL> exit;

f. 设置开机自启动

[root@tercel2 software]@H_502_6@# chkconfig MysqL on
[root@tercel2 software]@H_502_6@# chkconfig --list | grep MysqL
MysqL           0:关闭    1:关闭    2:启用    3:启用    4:启用    5:启用    6:关闭

g. MysqL的默认安装位置

/var/lib/MysqL/               #数据库目录
/usr/share/MysqL              #配置文件目录
/usr/bin                     #相关命令目录
/etc/init.d/MysqL              #启动脚本

h. 修改字符集和数据存储路径
配置/usr/my.cnf文件,修改数据存放路径、MysqL.sock路径以及默认编码utf-8.

[client]  
port            = 13306  
default-character-set=utf8  
[MysqLd]  
port            = 13306  
character_set_server=utf8  
character_set_client=utf8  
collation-server=utf8_general_ci
log_error = /var/log/MysqL/error.log
#错误日志路径自己定义,前提是目录必须存在
#(注意linux下MysqL安装完后是默认:表名区分大小写,列名不区分大小写; 0:区分大小写,1:不区分大小写) 
lower_case_table_names=1  
#(设置最大连接数,默认为 151,MysqL服务器允许的最大连接数16384; ) 
max_connections=1000  
[MysqL]  
default-character-set = utf8

可查看字符集

show variables like '%collation%';  
show variables like '%char%';

I.如果想远程连接登录MysqL则需要:授权,并关闭防火墙或添加防火墙规则。

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'combanc' WITH GRANT OPTION;

2.关闭防火墙

service iptables stop 关闭命令   
chkconfig iptables off 永久关闭防火墙 
service iptables status

3.添加防火墙规则

[root@tercel2 software]@H_502_6@# vi /etc/sysconfig/iptables
加入下面这行
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 13306 -j ACCEPT
service iptables restart @H_502_6@#重启防火墙

4.最重要的

vi /etc/selinux/config
设置 SELINUX=disabled 
否则会出现Can't start server: Bind on TCP/IP port: Permission denied的错误

5.重启服务器

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