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  • Linux下安装启动多个Mysql

    步骤如下:

     

    一、编译安装两个mysql,步骤如下

    下载Mysql ,此处以Mysql-6.0.11-alpha.tar.gz 为例

     

    安装第一个数据库(主数据库)

    (红色部分为默认数据库文件路径,可改成其他如:data、var等)

    tar zxvf mysql-6.0.11-alpha.tar.gz

    cd mysql-6.0.11-alpha

    ./configure --prefix=/usr/local/mysql3306 --sysconfdir=/usr/local/mysql/etc --with-tcp-port=3306 --localstatedir=/usr/local/mysql3306/var--with-unix-socket-path=/tmp/mysql3306.sock --with-charset=utf8 --with-collation=utf8_general_ci --with-extra-charsets=gbk,gb2312,binary --enable-thread-safe-client --with-plugins=innobase --with-mysqld-user=mysql --with-charset=utf8  --with-client-ldflags=-all-static --with-mysqld-ldflags=-all-static

    make && make install

     

    安装第二个数据库(从数据库)

    tar zxvf mysql-6.0.11-alpha.tar.gz

    cd mysql-6.0.11-alpha

    ./configure --prefix=/usr/local/mysql3307 --sysconfdir=/usr/local/mysql3307/etc --with-tcp-port=3307 --localstatedir=/usr/local/mysql3307/var--with-unix-socket-path=/tmp/mysql3307.sock --with-charset=utf8 --with-collation=utf8_general_ci --with-extra-charsets=gbk,gb2312,binary --enable-thread-safe-client --with-plugins=innobase --with-mysqld-user=mysql --with-charset=utf8  --with-client-ldflags=-all-static --with-mysqld-ldflags=-all-static

    make && make install

     

    如需支持所有字符集 修改为:--with-extra-charsets=all 即可

     

    二、分别初始化数据库脚本(在编译目录执行下)

    scripts/mysql_install_db --basedir=/usr/local/mysql3306/ --user=mysql

    scripts/mysql_install_db --basedir=/usr/local/mysql3307/ --user=mysql

    注:可用--datadir=PATH参数指定数据库文件路径,默认为编译时-- localstatedir

     

     

    三、修改从库配置文件

    拷贝配置文件:

    cp /usr/local/software/mysql-6.0.11-alpha/support-files/my-medium.cnf /usr/local/mysql/etc/my.cnf

    cp /usr/local/software/mysql-6.0.11-alpha/support-files/my-medium.cnf /usr/local/mysql3307/etc/my.cnf

     

     

    四、修改各个数据库的my.cnf文件

    主要内容如下:

    添加InnoDB支持:

    [client]

    #password       = your_password

    port            = 3307                      --数据库端口号

    socket          = /tmp/mysqls.sock    --sock文件路径

    default-character-set=utf8            --客户端UTF8连接

    [mysqld]

    port            = 3307                      --数据库端口号

    socket          = /tmp/mysqls.sock    --sock文件路径

    default-storage-engine=INNODB

    default-character-set=UTF8           --默认字符集

    init_connect='SET NAMES utf8'       --以UTF8连接

    skip-name-resolve                        --取消DNS反向解析

    lower_case_table_names=1            --不区分表名大小写

     

    启动数据库(进入各自目录)

    主:./scripts/mysqld_safe &

    从:./scripts/mysqld_safe &

     

    配置开启自动:

    cp /usr/local/software/mysql-6.0.11-alpha/support-files/mysql.server /etc/init.d/mysql

    cp /usr/local/software/mysql-6.0.11-alpha/support-files/mysql.server /etc/init.d/mysql3307

    修改/etc/init.d/mysql3007中basedir与datadir为即可

    basedir=/usr/local/mysql3307
    datadir=/usr/local/mysql3307/var

     

     

     

     

    停止数据库

    主:./mysqladmin shutdown

    从:./mysqladmin shutdown

     

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  • 原文地址:https://www.cnblogs.com/huixuexidezhu/p/6566261.html
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