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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HBASE-74) [performance] When a get or scan request spans multiple columns, execute the reads in parallel
Date Mon, 04 Jan 2010 23:52:54 GMT

    [ https://issues.apache.org/jira/browse/HBASE-74?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12796441#action_12796441
] 

stack commented on HBASE-74:
----------------------------

@Zlatin Yes.  You've scoped this issue well.

> [performance] When a get or scan request spans multiple columns, execute the reads in
parallel
> ----------------------------------------------------------------------------------------------
>
>                 Key: HBASE-74
>                 URL: https://issues.apache.org/jira/browse/HBASE-74
>             Project: Hadoop HBase
>          Issue Type: Improvement
>          Components: regionserver
>            Reporter: Jim Kellerman
>            Assignee: stack
>            Priority: Critical
>             Fix For: 0.21.0
>
>
> When a get or scan request spans multiple columns, execute the reads in parallel and
use a CountDownLatch to wait for them to complete before returning the results.

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