cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Edward Capriolo <edlinuxg...@gmail.com>
Subject Re: database design
Date Wed, 13 Apr 2011 15:11:43 GMT
On Wed, Apr 13, 2011 at 10:39 AM, Jean-Yves LEBLEU <jlebleu@gmail.com> wrote:
> Hi all,
>
> Just some thoughts and question I have about cassandra data modeling.
>
> If I understand well, cassandra is better on writing than on reading.
> So you have to think about your queries to design cassandra schema. We
> are doing incremental design, and already have our system in
> production and we have to develop new queries.
> How do you usualy do when you have new queries, do you write a
> specific job to update data in the database to match the new query you
> are writing ?
>
> Thanks for your help.
>
> Jean-Yves
>

Good point, Generally you will need to write some type of range
scanning/map reduce application to process and back fill your data.

Mime
View raw message