I've been thinking of the same changes for a few months. We are running on MongoDB with a few M entries, and around 10GB of data. We use Scala and ReactiveMongo

I've been thinking of the same changes for a few months. We are running on MongoDB with a few M entries, and around 10GB of data. We use Scala and ReactiveMongo on the application side. So, my main fear is we're going to have a lot of overhead when trying to migrate to something like "ReactivePostgres".