[jivid]

Author here.

We use it because it works well for us. We've put a lot of work into making MySQL scale for us to the point where it's a very well supported system and one of the main choices for a lot of storage decisions.

We even use MySQL as a queue for Facebook Messenger. More details about this:

https://www.youtube.com/watch?v=eADBCKKf8PA

https://code.facebook.com/posts/820258981365363/building-mob...

[elvinyung]

Thanks! Standardizing on MySQL because of internal expertise is definitely a great reason.

[hamandcheese]

GitHub also migrated persistent data out of Redis and in to MySQL, with their expertise in MySQL as one of the motivating factors.

https://githubengineering.com/moving-persistent-data-out-of-...