As with any new releases, MySQL 8.0.21 introduces many new improvements and updates, many of which deserve their own blog post for a deep dive into the new features. Among the notable changes are: Account Management Notes, JSON Notes, Authentication Notes and changes related to InnoDB, Optimizer, Group Replication, and more.
Here are the MySQL 8.0.21 top blog posts:
- The MySQL 8.0.21 Maintenance Release is Generally Available
- MySQL 8.0 – Who stopped mysqld and how long did it take?
- MySQL: who’s filling my error log?