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https://issues.apache.org/jira/browse/PHOENIX-2377?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15003163#comment-15003163
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Samarth Jain commented on PHOENIX-2377:
---------------------------------------
[~ankit.singhal] - looks like you ended up formatting the ASF header comments
too. I have fixed that on the commit. Thanks for your excellent work!
> Use a priority queue in MergeSortResultIterator
> -----------------------------------------------
>
> Key: PHOENIX-2377
> URL: https://issues.apache.org/jira/browse/PHOENIX-2377
> Project: Phoenix
> Issue Type: Sub-task
> Reporter: Ankit Singhal
> Assignee: Ankit Singhal
> Priority: Minor
> Fix For: 4.7.0
>
> Attachments: PHOENIX-2377_v1.patch, PHOENIX-2377_v2.patch,
> PHOENIX-2377_v3.patch
>
>
> Optimized the implementation of merging 'n'-sorted iterators(having 'm'
> tuples) by using "min heap" which optimizes the time complexity from
> O(n2m) to O(nmLogn) (as heapify takes (Logn) time).
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