I've been delving into CRDTs lately, and one thing I've been wondering is if there's an implementation that is purely SQL-based. All operations and merges would

I've been delving into CRDTs lately, and one thing I've been wondering is if there's an implementation that is purely SQL-based. All operations and merges would happen through database queries. This may not be suitable for real-time use, but I've noticed that most CRDT implementations expect you to have the entire data structure in memory, forcing you to be clever with the way you model your data and save to disk.