[winrid]

Differing structures don't necessarily require more compute to query.

Anyway this is a weird argument. Ideally you get your schema right from the get go no matter the DB, of course things will be easier. But we don't. That's why we have migrations. Also, what's right today, might not be after acquiring Jonny Big Corp.

The whole point of NoSQL is to dump documents into it, of varying structure, and query/index them as-needed.