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

Switch to Threaded View
HBase, mail # dev - Omid: Transactional Support for HBase


Copy link to this message
-
Re: Omid: Transactional Support for HBase
Daniel Gómez Ferro 2011-11-04, 22:19
Hi Gary

Thanks for your tip, I just added a link, I'm sure it will raise its visibility.

On Nov 4, 2011, at 20:53 , Gary Helmling wrote:

> Hi Daniel,
>
> Cool stuff.  You might want to link your project on the "supporting
> projects" wiki page as well:
> http://wiki.apache.org/hadoop/SupportingProjects
>
> Can't guarantee it'll drive a lot of traffic, but it's a good
> reference point for new users looking for options.
>
> --gh
>
>
> On Fri, Nov 4, 2011 at 11:25 AM, Stack <[EMAIL PROTECTED]> wrote:
>> 2011/11/4 Daniel Gómez Ferro <[EMAIL PROTECTED]>:
>>> Hi all,
>>>
>>> It is my pleasure to announce the open source release of Omid, a project whose goal is to add lock-free transactional support on top of HBase. The current release includes CrSO, a client-replicated status oracle that detects the write-write conflicts to provide Snapshot Isolation. CrSO has the following appealing properties:
>>>
>>
>> Nice addition Daniel.  Thank you for posting the list (FYI, slaves in
>> HBase are called RegionServers not DataNodes -- you might want to
>> update your graphic).  What does CrSo stand for?    If it fails, all
>> transactions just abort -- the clients will time them out? (Thats not
>> bad I'd say).   Thanks for doing the comparison to hbase-trx.  That
>> helps.
>>
>> Good stuff Daniel,
>> St.Ack
>>