Do not directly modify MYSQL Internal Schema Tables via DML/DDL
(Doc ID 2514839.1)
Last updated on MARCH 03, 2020
Applies to:
MySQL Server - Version 5.7 and laterInformation in this document applies to any platform.
Goal
To share Oracle MySQL's recommendation that the `mysql` schema should not be interfered with manually.
https://dev.mysql.com/doc/refman/5.7/en/grant-tables.html
https://dev.mysql.com/doc/refman/8.0/en/grant-tables.html
As of MySQL versions 8.0.x and later, the meta database `mysql` is almost exclusively InnoDB.
https://dev.mysql.com/doc/refman/8.0/en/system-schema.html
Solution
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In this Document
| Goal |
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| Worked Example |