5.7

Up to version 5.5 MariaDB and MySQL can be considered as “the same” databases. The official wording at those times was “drop-in-replacement”. But now we are a few years later and times and features changed. Also the official wording has slightly changed to just “compatible”.
FromDual recommends that you consider MariaDB 10.3 and MySQL 8.0 as completely different database products (with some common roots) nowadays. Thus you should work and act accordingly.

Because more and …

Early adopters of our customers are considering to upgrade to MySQL 8.0. To be prepared we have created a check-list:

• RTFM: Upgrading MySQL. Really! This time is different than all the years before…
• Upgrade Path:
  • Only Upgrade from 5.7 to 8.0 is supported (skipping 5.7 is NOT supported!). So Upgrade to 5.7 first!
  • Only Upgrade between GA releases (5.7.9+, 8.0.11+) is supported.
  • Recommended: Upgrade to newest 5.7 first (5.7.25).
• Check for Incompatibility Changes, Deprecated and Removed Features: …