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From Jonathan Ellis <>
Subject Re: Cassandra in memory key index
Date Wed, 06 Jun 2012 16:05:20 GMT
Implementation is in; the core is

    private final ArrayList<Long> positions;
    private final ArrayList<DecoratedKey> keys;

So no, nothing fancy like prefix compression.

On Wed, Jun 6, 2012 at 11:00 AM, Jason Rutherglen
<> wrote:
> I am wondering how this is currently implemented?  Is there prefix compression?

Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support

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