I found this comment in a previous discussion insightful (https://news.ycombinator.com/item?id=34580448 https://news.ycombinator.com/item?id=34580448) This sim

I found this comment in a previous discussion insightful (https://news.ycombinator.com/item?id=34580448 https://news.ycombinator.com/item?id=34580448) This simple command `UPDATE users SET preference = 'blue' WHERE id = 123` virtually contains: * concurrency control * statistics, which will help: * execution plans evaluation, which will reduce IO cost with the help of: * (several categories of) indexes * type checking * data invariants checking * point in time recovery * enables dataset-wide backup strategies * ISO standard way of structuring data * an interface that empowers business people And that's just a few items off the top of my mind.