MySQL 启动报错 Table 'mysql.plugin' doesn't exist

2023-06-25,

启动报错:

  • /opt/szy/bin/mysqld: Table \'mysql.plugin\' doesn\'t exist
  • 141211 15:06:12 [ERROR] Can\'t open the mysql.plugin table. Please run mysql_upgrade to create it.
  • 141211 15:06:14 [ERROR] Fatal error: Can\'t open and lock privilege tables: Table \'mysql.host\' doesn\'t exist
  • 141211 15:06:14 mysqld_safe mysqld from pid file /opt/szy/data/mysqldevdb03.pid ended
  •  

    问题分析:

                   百度了下,发现这是执行scripts/mysql_install_db --user=mysql没有成功的原因,没有一个初始化数据库,不能启动mysql守护进程

    解决办法:

                   执行如下语句,szy为实例名

                   ./scripts/mysql_install_db --user=szy --basedir=/opt/szy/ --datadir=/opt/szy/data/

    重启启动,OK!

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