linux 源码安装mysql8

       1.安装依赖mysql

      yum -y install wget  cmake gcc gcc-c++ ncurses  ncurses-devel  libaio-devel  openssl openssl-develc++

   2.下载源码包sql

      wget https://cdn.mysql.com//Downloads/MySQL-8.0/mysql-boost-8.0.11.tar.gz      (此版本带有boost)数据库

  3.建立mysql用户vim

      groupadd mysql
      useradd -r -g mysql -s /bin/false mysqlsocket

   4.建立安装目录和数据目录ide

      mkdir -p /usr/local/mysql
      mkdir -p /data/mysqlspa

  5.解压源码包插件

      tar -zxf mysql-boost-8.0.11.tar.gz -C /usr/localorm

  6.编译&安装

     

  须要建立 data文件夹 /usr/local/mysql/data

cd /usr/local/mysql-8.0.11
      cmake . -DCMAKE_INSTALL_PREFIX=/usr/local/mysql -DMYSQL_DATADIR=/usr/local/mysql/data -DSYSCONFDIR=/etc -DMYSQL_TCP_PORT=3306 -DWITH_BOOST=/usr/local/mysql-8.0.11/boost 
      make  && make install

  7.配置my.cnf文件

      vim /etc/my.cnf
    

[mysqld]
#设置3306端口
port=3306
# 设置mysql的安装目录
basedir=/usr/local/mysql
# 设置mysql数据库的数据的存放目录
datadir=/usr/local/mysql/data
# 容许最大链接
max_connections=10000
# 容许链接失败的次数。这是为了防止有人从该主机试图攻击数据库系统
max_connect_errors=10
# 服务端使用的字符集默认为UTF8
#character-set-server=utf8mb4
# 建立新表时将使用的默认存储引擎
default-storage-engine=INNODB
# 默认使用“mysql_native_password”插件认证
default_authentication_plugin=mysql_native_password
server-id=1
log-bin=mysql-bin
binlog_format=MIXED
expire_logs_days=7

wait_timeout=320
slow_query_log=1
slow_query_log_file=/usr/local/mysql/logs/mysqld-slow.log
socket=/usr/local/mysql/mysql.sock
[mysql]
# 设置mysql客户端默认字符集
default-character-set=utf8mb4
socket=/usr/local/mysql/mysql.sock
[client]
# 设置mysql客户端链接服务端时默认使用的端口
port=3306
default-character-set=utf8mb4
socket=/usr/local/mysql/mysql.sock        
[mysqld_safe]
log-error=/usr/local/mysql/logs/mysql.log      //须要建立文件 touch  /usr/local/mysql/logs/mysql.log 
pid-file=/usr/local/mysql/pid/mysql.pid      ////须要建立文件 touch  /usr/local/mysql/logs/mysql.pid
socket=/usr/local/mysql/mysql.sock
[mysqldump]
user=root
password=leishen2015
socket=/usr/local/mysql/mysql.sock

   8.目录权限修改

      chown -R mysql:mysql /usr/local/mysql
      chown -R mysql:mysql /data/mysql
      chmod 755 /usr/local/mysql -R
      chmod 755 /data/mysql -R

  9.初始化

      bin/mysqld --initialize --user=mysql 
     

   10.启动mysql

      /usr/local/mysql/support-files/mysql.server

  11.修改帐号密码

      bin/mysql  -uroot -p
      mysql> alter user 'root'@'localhost' identified by "123456";

  ##添加远程特帐号

    mysql> create user root@'%' identified by '123456';
    

    mysql> grant all privileges on *.* to root@'%';
    

    mysql> flush privileges;
    

   12.建立软连接(非必要)

    ln -s /usr/local/mysql/bin/* /usr/local/bin/


  

   13.添加到启动(非必要)

    cp support-files/mysql.server /etc/init.d/mysql.server

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