Redo log

Changes that I like in the new MySQL 8.0.21

A new release of MySQL was out on July 13 (8.0.21). Among all the changes, there are some that I have already tested and that I really appreciate.

Compression advisor: excessive redo log file generation

Last week by a customer, we experienced an excessive redo log generation filling up rapidly the FRA (Flash/Fast Recovery Area) with archivelog files which caused the database to crash.