Postgres is great and was on the table but MySQL was chosen for a variety of reasons. In particular, one of the companies already had a lot of other things runn

Postgres is great and was on the table but MySQL was chosen for a variety of reasons. In particular, one of the companies already had a lot of other things running on MySQL that they wanted integrated. They were happy with that setup and MySQL was a perfectly fine choice for the app we were migrating from MongoDB.