以下安装方式为源码包安装方式
准备工作
看系统上有没有安装了旧版本的mysql ,用下面的命令
# rpm -qa | grep mysql
如果有,用以下命令卸载
# rpm -e --nodeps 上步显示mysql名称
安装编译mysql 需要的依赖包
# yum install libevent* libtool* autoconf* libstd* ncurse* bison* openssl*
# yum -y install gcc gcc-c++
安装cmake,mysql5.5之后需要用cmake支持编译安装
下载安装cmake
# cd /tmp
# wget http://www.cmake.org/files/v2.8/cmake-2.8.12.1.tar.gz
# tar -xf cmake-2.8.12.1.tar.gz
# cd cmake-2.8.12.1
# ./configure && make && make install
检查cmake是否已安装好
# cmake --version
编译安装
下载好源码包后进行解压
# tar xvf mysql-5.6.14.tar.gz
# cd mysql-5.6.14
编译安装
# cmake \
-DCMAKE_INSTALL_PREFIX=/usr/local/mysql \ -DMYSQL_DATADIR=/usr/local/mysql/data \ -DSYSCONFDIR=/etc \ -DWITH_MYISAM_STORAGE_ENGINE=1 \ -DWITH_INNOBASE_STORAGE_ENGINE=1 \ -DWITH_MEMORY_STORAGE_ENGINE=1 \ -DWITH_READLINE=1 \ -DMYSQL_UNIX_ADDR=/var/lib/mysql/mysql.sock \ -DMYSQL_TCP_PORT=3306 \ -DENABLED_LOCAL_INFILE=1 \ -DWITH_PARTITION_STORAGE_ENGINE=1 \ -DEXTRA_CHARSETS=all \ -DDEFAULT_CHARSET=utf8 \ -DDEFAULT_COLLATION=utf8_general_ci # make && make install # useradd -g mysql mysqlchown -R mysql:mysql /usr/local/mysqlcd /usr/local/mysql # cp support-files/mysql.server /etc/init.d/mysqld # chmod +x /etc/init.d/mysqld # chkconfig --add mysqld # chkconfig mysqld on scripts/mysql_install_db --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data --user=mysql binlog-format=ROW log-bin=master-bin.log log-slave-updates=true gtid-mode=on enforce-gtid-consistency=true master-info-repository=TABLE relay-log-info-repository=TABLE sync-master-info=1 slave-parallel-workers=2 binlog-checksum=CRC32 master-verify-checksum=1 slave-sql-verify-checksum=1 binlog-rows-query-log_events=1 server-id=1 report-port=3306 port=3306 datadir=/usr/local/mysql/data socket=/var/lib/mysql/mysql.sock report-host=master.magedu.com在/etc/profile末尾加上以下信息,保存后并使配置生效
vi /etc/profilePATH=/usr/local/mysql/bin:$PATHexport PATHsource /etc/profilemysql> use mysql
设置从本地主机登录的root帐号密码:
mysql> set password for root@localhost=password('your password');
或:
mysql> update user set password=password('your password') where user='root' and host='localhost';
删除匿名帐号:
mysql> delete from user where user='' ;
删除密码为空的帐号:
mysql> delete from user where password='';
删除允许非localhost主机登录的帐号:
mysql> delete from user where host<>'localhost' ;
执行下面的命令使更改生效:
mysql> flush privileges ;
执行下面的命令退出mysql命令行:
mysql> quit
或:
/q
登录MySQL
# mysql -uroot -p
执行如下命令:
mysql> grant all privileges on *.* to 'root'@'192.168.0.1' identified by 'ROOT-PASSWORD';
mysql> flush privileges;
mysql> exit
192.168.0.1是连接mysql服务器的客户端ip,如果指定所有,则用%来表示
设置默认端口开放:
# iptables -A OUTPUT -p tcp -m tcp --dport 3306 -j ACCEPT
# service iptables restart
# vi /usr/local/mysql/my.cnf
1.进入mysql数据库:
mysql> use mysql;
2.给root用户设置新密码,蓝色部分自己输入:
mysql> update user set password=password("新密码") where user="root";
3.刷新数据库
mysql> flush privileges;
4.退出mysql:
mysql> quit
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