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https://issues.apache.org/jira/browse/HBASE-7845?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13581051#comment-13581051
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Matt Corgan commented on HBASE-7845:
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I don't really have time to work on it, but using prefix-tree format would be
nearly ideal for index blocks.
> optimize hfile index size like leveldb's
> ByteWiseComparatorImpl::FindShortestSeparator() style
> ----------------------------------------------------------------------------------------------
>
> Key: HBASE-7845
> URL: https://issues.apache.org/jira/browse/HBASE-7845
> Project: HBase
> Issue Type: Improvement
> Components: HFile
> Affects Versions: 0.96.0
> Reporter: Liang Xie
> Assignee: Liang Xie
>
> Leveldb uses ByteWiseComparatorImpl::FindShortestSeparator() &
> FindShortSuccessor() to reduce index key size, it would be helpful under
> special conditions.
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