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Posted to dev@hbase.apache.org by Jean-Daniel Cryans <jd...@apache.org> on 2010/11/19 22:22:21 UTC

Re: [jira] Updated: (HBASE-2002) Coprocessors: Client side support

Woot!

On Fri, Nov 19, 2010 at 1:19 PM, Andrew Purtell (JIRA) <ji...@apache.org> wrote:
>
>     [ https://issues.apache.org/jira/browse/HBASE-2002?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
>
> Andrew Purtell updated HBASE-2002:
> ----------------------------------
>
>      Resolution: Fixed
>    Hadoop Flags: [Reviewed]
>          Status: Resolved  (was: Patch Available)
>
> Committed to trunk. All tests pass locally.
>
>> Coprocessors: Client side support
>> ---------------------------------
>>
>>                 Key: HBASE-2002
>>                 URL: https://issues.apache.org/jira/browse/HBASE-2002
>>             Project: HBase
>>          Issue Type: Sub-task
>>            Reporter: Andrew Purtell
>>            Assignee: Gary Helmling
>>             Fix For: 0.92.0
>>
>>         Attachments: HBASE-2002_final.patch
>>
>>
>> "High-level call interface for clients. Unlike RPC, calls addressed to rows or ranges of rows. Coprocessor client library resolves to actual locations. Calls across multiple rows automatically split into multiple parallelized RPCs"
>> Generic multicall RPC facility which incorporates this and multiget/multiput/multidelete and parallel scanners.
>> Group and batch RPCs by region server. Track and retry outstanding RPCs. Ride over region relocations.
>> Support addressing by explicit region identifier or by row key or row key range.
>> Include a facility for merging results client side.
>
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