Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
HBase >> mail # user >> Coprocessors - failure

Copy link to this message
Re: Coprocessors - failure

Table A and B are within the same HBase cluster. Can't guarantee they
are in the same physical machine.

On 08/21/2013 10:54 AM, Ted Yu wrote:
> Are tables A and B colocated ?
> Meaning, is your coprocessor making an RPC call to another server ?
> Cheers
> On Wed, Aug 21, 2013 at 6:00 AM, Federico Gaule <[EMAIL PROTECTED]> wrote:
>> Hi everyone,
>> Let's say, I have a table(A) where every time I write a coprocessor,
>> hooked to postPut, writes in other table (B). I can't find anywhere what
>> happen if the coprocessor fails or can't connect to B
>> Does the client get aware of that?  In case it doesn't, how can i get
>> noticed about the failure?
>> Does the Put get rolled back (I think coprocessors works outside row
>> transaction) ?
>> Thanks!
>> Federico