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https://issues.apache.org/jira/browse/HIVE-8888?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gunther Hagleitner updated HIVE-8888:
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Status: Patch Available (was: Open)
> Mapjoin with LateralViewJoin generates wrong plan in Tez
> --------------------------------------------------------
>
> Key: HIVE-8888
> URL: https://issues.apache.org/jira/browse/HIVE-8888
> Project: Hive
> Issue Type: Bug
> Affects Versions: 0.13.1, 0.13.0, 0.14.0, 0.15.0
> Reporter: Prasanth J
> Assignee: Prasanth J
> Attachments: HIVE-8888.1.patch, HIVE-8888.2.patch, HIVE-8888.3.patch,
> HIVE-8888.4.patch
>
>
> Queries like these
> {code}
> with sub1 as
> (select aid, avalue from expod1 lateral view explode(av) avs as avalue ),
> sub2 as
> (select bid, bvalue from expod2 lateral view explode(bv) bvs as bvalue)
> select sub1.aid, sub1.avalue, sub2.bvalue
> from sub1,sub2
> where sub1.aid=sub2.bid;
> {code}
> generates twice the number of rows in Tez when compared to MR.
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