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  • MySQL8的mysql.user同步时被覆盖导致问题解决办法

    1、mysql连数据库的时候报错:

    1251 client does not support authentication protocol requested by server;consider upgrading Mysql client
    ERROR 1396 (HY000): Operation ALTER USER failed for 'root'@'localhost'
    mysql> use mysql;
    mysql> select user,host from user;
    +------------------+-----------+
    | user             | host      |
    +------------------+-----------+
    | root             | %         |
    | admin            | localhost |
    | mysql.infoschema | localhost |
    | mysql.session    | localhost |
    | mysql.sys        | localhost |
    | zhangj           | localhost |
    +------------------+-----------+
    mysql> ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123';

    2、mysql登录报错1449

    1449-The user specified as a definer(‘mysql.infoschema’@localhost’) does not exist

    现象:

    视图定义者不存在

    解决办法:

    flush privileges;
    //刷新权限
    create user `mysql.infoschema`@"localhost" identified by 'h102';
    flush privileges;

    再次登录会报错,提示没有权限

    ERROR 1356 (HY000): View ‘information_schema. SCHEMATA’…
    use mysql;
    update user set Select_priv = 'Y' where User = 'mysql.infoschema';
    //这里注意用户名,也是你报错的用户名
    flush privileges;
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  • 原文地址:https://www.cnblogs.com/John-2011/p/14888225.html
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