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From Sergey Tryuber <stryu...@gmail.com>
Subject Re: Long-life TTL and extending TTL
Date Sat, 15 Sep 2012 08:19:57 GMT
Hi Robin,

We have the same headache and hope that
https://issues.apache.org/jira/browse/CASSANDRA-3974 will be a balsam.

On 10 September 2012 13:47, Robin Verlangen <robin@us2.nl> wrote:

> Hi there,
>
> I'm working on a project that might want to set TTL to roughly 7 years.
> However it might occur that the TTL should be reduced or extended. Is there
> any way of updating the TTL without being in need of rewriting the data
> back again? This would cause way to much overhead for this.
>
> If not, is running a Map/Reduce task on the whole data set the "best"
> option or should I think in a difference approach for this challenge?
>
> My last question is regarding to a long term TTL, does this have any
> negative impact on the cluster? Maybe during compaction, repair,
> reading/writing?
>
> Best regards,
>
> Robin Verlangen
> *Software engineer*
> *
> *
> W http://www.robinverlangen.nl
> E robin@us2.nl
>
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