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From Mark Robson <mar...@gmail.com>
Subject Re: Questions About Cassandra
Date Tue, 27 Oct 2009 20:59:17 GMT
2009/10/27 Jonathan Ellis <jbellis@gmail.com>
>
>
> We're adding support for deleting ranges of data (similar to the range
> granularity you can get with get_slice), including across multiple
> rows, in https://issues.apache.org/jira/browse/CASSANDRA-336, but you
> can already delete row-at-a-time by specifying only the CF granularity
> to remove.
>
>

That is excellent news; people wanting to use Cassandra for audit data need
a way to bulk-expire data efficiently.

I assume that when doing a range delete, the range is efficiently
communicated to all the nodes which contain part of it and they delete their
own bits (which would make sense).

Mark

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