AFAIK theoretically any database can be built on top of a key value store, and a...

		api on Jan 17, 2024 \| parent \| context \| favorite \| on: Apple built iCloud to store billions of databases AFAIK theoretically any database can be built on top of a key value store, and any transactional database on top of a key value store that also has transactions. TiDB is an example of a distributed SQL on top of a transactional key value store called TiKV.