Yup, and you move data logic from a stable, baked solution (your RDBMS of choice) to the application layer. Best case, you end up with something as well-implem

Yup, and you move data logic from a stable, baked solution (your RDBMS of choice) to the application layer. Best case, you end up with something as well-implemented as SQL, but you're maintaining it as part of the app logic. Might as well let the database do it.