2010/4/7 Peter Schüller <sc...@spotify.com>: > Someone correct me if I'm wrong, but my understanding is that the > bloom filters are only used to optimize the case of a key being > non-existent, such that you only have to go down on disk for a very > small number of requests for non-existent keys. I do not believe bloom > filters have any interaction with replication. The reason to use a > bloom filter is that it trades great memory efficiency for the > possibility of false positives.
We also use row-level bloom filters when you request columns by name (as opposed to by slice). -Jonathan
