Since the data is all cold and immutable, do you even need the database anymore? Especially if you are locking down access to paid plans only (paying clients wi

Since the data is all cold and immutable, do you even need the database anymore? Especially if you are locking down access to paid plans only (paying clients with performance expectations would still require live db). Shard the old data by community/age into separate parquet files you can retrieve as needed. You have it just in case, but then you are just paying for storage.