January 2018
Intermediate to advanced
446 pages
12h 57m
English
Content preview from MySQL 8 Cookbook
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In-place Downgrades
For downgrades between the GA status releases within MySQL 8.0 (note that you cannot downgrade to MySQL 5.7 using this method):
- Shut down the old MySQL version
- Replace the MySQL 8.0 binaries or older binaries
- Restart MySQL on the existing data directory
- Run the mysql_upgrade utility