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https://issues.apache.org/jira/browse/PHOENIX-1533?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Maryann Xue resolved PHOENIX-1533.
----------------------------------
       Resolution: Fixed
    Fix Version/s: 3.3
                   4.3

> Last key part not taken into child/parent optimization
> ------------------------------------------------------
>
>                 Key: PHOENIX-1533
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1533
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 3.0.0, 4.0.0, 5.0.0
>            Reporter: Maryann Xue
>            Assignee: Maryann Xue
>             Fix For: 4.3, 3.3
>
>         Attachments: 1533.patch
>
>   Original Estimate: 72h
>  Remaining Estimate: 72h
>
> For example we have multiple PK columns (pk0, pk1, pk2) for table A, if we do 
> a IN subquery or join query with all PK columns, like:
> select * from A where (pk0, pk1, pk2) IN (select pk0, pk1, pk2 from B);
> The child/parent join optimization is supposed to use the entire PK "(pk0, 
> pk1, pk2)" for constructing the dynamic skip-scan filter.
> However it would only use (pk0, pk1) instead, missing the last PK part.



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