We have something similar to that at Singlestore (formerly memsql). We support secondary keys and compression schemes that are incremental so you can decompres

We have something similar to that at Singlestore (formerly memsql). We support secondary keys and compression schemes that are incremental so you can decompress a few rows out of our columnstore without needing to decompressing the data for other rows stored near by like a traditional columnstore (Redshift, snowflake, etc). We call this subsegment access [1]. [1] https://www.singlestore.com/blog/memsql-singlestore-then-there-was-one/ https://www.singlestore.com/blog/memsql-singlestore-then-the...