看不懂，新手，而且之前都可以的
mysqld: Table 'mysql.plugin' doesn't exist
2021-04-13T12:59:06.994103Z 0 [ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it.
2021-04-13T12:59:07.007879Z 0 [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.user' doesn't exist
2021-04-13T12:59:07.010924Z 0 [ERROR] Fatal error: Failed to initialize ACL/grant/time zones structures or failed to remove temporary table files.
2021-04-13T12:59:07.013553Z 0 [ERROR] Aborting
