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Posted to dev@hbase.apache.org by "Clint Morgan (JIRA)" <ji...@apache.org> on 2008/07/23 02:15:31 UTC

[jira] Updated: (HBASE-669) MultiRegion transactions with Optimistic Concurrency Control

     [ https://issues.apache.org/jira/browse/HBASE-669?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Clint Morgan updated HBASE-669:
-------------------------------

    Attachment: hbase-669-v5.patch

updated version applies to trunk, fixes a few bugs in prev version

> MultiRegion transactions with Optimistic Concurrency Control
> ------------------------------------------------------------
>
>                 Key: HBASE-669
>                 URL: https://issues.apache.org/jira/browse/HBASE-669
>             Project: Hadoop HBase
>          Issue Type: New Feature
>          Components: client, ipc, regionserver
>            Reporter: Clint Morgan
>         Attachments: hbase-669-v2.patch, hbase-669-v3.patch, hbase-669-v4.patch, hbase-669-v5.patch, hbase-669.patch
>
>
> We have a need for ACID transactions across tables. This issue is about adding transactions which span multiple regions.  We do not envision many competing writes, and will be read-dominated in general. This makes Optimistic Concurrency Control (OCC) seem like the way to go.

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