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Posted to issues@hbase.apache.org by "Vladimir Rodionov (JIRA)" <ji...@apache.org> on 2015/07/07 01:36:05 UTC

[jira] [Updated] (HBASE-13890) Get/Scan from MemStore only (Client API)

     [ https://issues.apache.org/jira/browse/HBASE-13890?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vladimir Rodionov updated HBASE-13890:
--------------------------------------
    Attachment: HBASE-13890-v1.patch

First cut.

> Get/Scan from MemStore only (Client API)
> ----------------------------------------
>
>                 Key: HBASE-13890
>                 URL: https://issues.apache.org/jira/browse/HBASE-13890
>             Project: HBase
>          Issue Type: New Feature
>          Components: API, Client, Scanners
>            Reporter: Vladimir Rodionov
>            Assignee: Vladimir Rodionov
>         Attachments: HBASE-13890-v1.patch
>
>
> This is short-circuit read for get/scan when recent data (version) of a cell can be found only in MemStore (with very high probability). 
> Good examples are: Atomic counters and appends. This feature will allow to bypass completely store file scanners and improve performance and latency.



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