系统默认的mysql用户名消失该怎么解决_系统默认的MySQL用户名消失该怎么办?

时间:2018-05-17  来源:公务员类考试  阅读:

系统默认的MySQL用户名消失该怎么办?

  修改MySQL下的默认mysql数据库的user表,删除所有host为localhost记录,另外添加一些其他记录,重新启动MySQL服务器。执行show databases,只出现information_schema和test两个数据库,看不到mysql。
  解决方法:
  此问题实际上是用户没有权限:
  1. 关闭mysql
  2. 启动mysql: mysqld_safe --skip-grant-tables
  在数据库名mysql下的user表中,修改相应权限,比如:
  INSERT INTO `user` VALUES ("localhost","root","","Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","
  Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","Y","
  Y","","","","",0,0,0,0);

系统默认的mysql用户名消失该怎么解决_系统默认的MySQL用户名消失该怎么办?

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