Does http://wiki.apache.org/cassandra/FAQ#range_ghosts help?
On Mon, Mar 29, 2010 at 7:54 PM, Tatu Saloranta <[email protected]> wrote: > Quick question: Cassandra documentation explains implementation of > deletes (using tombstones) quite well. > But what I was not quite sure about was what actual effects of > existing tombstones might have on doing range queries that would > include those tombstones. > That is: for a use case where new entries are always added at the end > (like using time uuid as key, or just simple timestamp), but read and > deleted from head (oldest entry), and range query always use minimal > key. When accessing rows, does Cassandra then have to filter out all > deleted (tombstone) entries from range? > > -+ Tatu +- >
