This sounds like a data lake or delta lake type of situation. If all you need is daily bulk updates but don't care about individual row updates nor concurrent a

This sounds like a data lake or delta lake type of situation. If all you need is daily bulk updates but don't care about individual row updates nor concurrent access, I would probably not use a full-fledged database in the first place. e.g. https://docs.delta.io/latest/delta-standalone.html https://docs.delta.io/latest/delta-standalone.html