> What does mongo offer over (possibly sharded) postgres for this use case? Doesn't really matter for the point I'm making. It's a solution for a given set of

> What does mongo offer over (possibly sharded) postgres for this use case? Doesn't really matter for the point I'm making. It's a solution for a given set of constraints. Not the solution, or the very best tippy-top solution in all the kingdom, just a solution. Point being I can't think of a use case where this is true, but if you read the article, the author does include what he says is the only reasonable use case for using MongoDB.