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From Stack <st...@duboce.net>
Subject Re: about incr/decr counters
Date Mon, 13 Jun 2011 16:36:04 GMT
On Mon, Jun 13, 2011 at 9:03 AM, donal <donal0412@gmail.com> wrote:
> I'm a newbie to Hbase, can you tell me if Hbase support increment counters ?


Yes.

(There is an issue filed against decrements with a fix yet to be committed)

> And if the counters support TTL ?

Yes.


> Does it have duplicate problem when do retries?
>

Yes, in that there are no guards currently against double counts if a
retry for whatever reason whether client mishap or server-side, a
queued increment may be applied though client gave up because server
was taking too long (There is an issue to fix this but no patch as
yet).

St.Ack

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