cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jonathan Ellis <jbel...@gmail.com>
Subject Re: Secondary Index keeping track of column names
Date Wed, 06 Apr 2011 16:49:54 GMT
No, 0.7 indexes handle equality queries; you're basically asking for a
IS NOT NULL query.

On Wed, Apr 6, 2011 at 11:23 AM, Jeremiah Jordan
<JEREMIAH.JORDAN@morningstar.com> wrote:
>        In 0.7.X is there a way to have an automatic secondary index
> which keeps track of what keys contain a certain column?  Right now we
> are keeping track of this manually, so we can quickly get all of the
> rows which contain a given column, it would be nice if it was automatic.
>
> -Jeremiah
>
> ________________________________
> Jeremiah Jordan
> Application Developer
> Morningstar, Inc.
>
> Morningstar. Illuminating investing worldwide.
>
> +1 312 696-6128 voice
> jeremiah.jordan@morningstar.com
>
> www.morningstar.com
>
> This e-mail contains privileged and confidential information and is
> intended only for the use of the person(s) named above. Any
> dissemination, distribution, or duplication of this communication
> without prior written consent from Morningstar is strictly prohibited.
> If you have received this message in error, please contact the sender
> immediately and delete the materials from any computer.
>



-- 
Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support
http://www.datastax.com

Mime
View raw message