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https://issues.apache.org/jira/browse/HBASE-8188?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13618006#comment-13618006
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ramkrishna.s.vasudevan commented on HBASE-8188:
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Patch looks good.
> Avoid unnecessary row compare in StoreScanner
> ---------------------------------------------
>
> Key: HBASE-8188
> URL: https://issues.apache.org/jira/browse/HBASE-8188
> Project: HBase
> Issue Type: Bug
> Reporter: Lars Hofhansl
> Assignee: Lars Hofhansl
> Attachments: 8188-0.94.txt, 8188-0.96.txt, 8188-0.96.txt,
> 8188-0.96.txt, 8188-0.96.txt
>
>
> When scanner batching disable (which is the default) a row compare in
> StoreScanner avoided, because only entire rows of data are requested.
> This provides a slight performance gain, especially for tall tables (and when
> all data is in the cache)
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