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From Jean-Marc Spaggiari <jean-m...@spaggiari.org>
Subject Re: Is it possible to execute co-processors like cron job?
Date Fri, 19 Jun 2015 12:18:00 GMT
But you can still do call end points with a cronjob from a gateway node
maybe? like echo "blablabla" | hbase shell from a script run daily?

2015-06-19 8:14 GMT-04:00 Anoop John <anoop.hbase@gmail.com>:

> CPs are core extensions which act as pre/post hooks for events happening in
> the system.  (like put, flush, compaction etc).  This is not like cron jobs
> which can be scheduled. What action you want to run as cron job?  Depending
> on that we can say whether HBase already allow some extensible/pluggable
> way around this.
>
> -Anoop-
>
> On Fri, Jun 19, 2015 at 12:23 PM, Chandrashekhar Kotekar <
> shekhar.kotekar@gmail.com> wrote:
>
> > Hi,
> >
> > Can you please help to see if there is any feature in HBase which will
> > satisfy following?
> >
> > 1) I need something which will be native to HBase and
> >
> > 2) Which will be able to execute some code at certain interval like daily
> > or weekly.
> >
> > Is there any HBase feature which satisfies these two conditions?
> >
> > I think coprocessors can execute some custom code but I am not sure if
> > coprocessors can be executed like cron jobs at certain intervals. Is it
> > possible?
> >
> > What are other mechanism to achieve this? I am looking for something
> which
> > is built-in into HBase itself and want to avoid dependency on external
> > mechanisms like cron jobs.
> >
> > Thanks,
> > Chandrash3khar Kotekar
> > Mobile - +91 8600011455
> >
>

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