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https://issues.apache.org/jira/browse/HIVE-14957?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pengcheng Xiong updated HIVE-14957:
-----------------------------------
Fix Version/s: 2.2.0
> HiveSortLimitPullUpConstantsRule misses branches when parent operator is Union
> ------------------------------------------------------------------------------
>
> Key: HIVE-14957
> URL: https://issues.apache.org/jira/browse/HIVE-14957
> Project: Hive
> Issue Type: Sub-task
> Affects Versions: 2.1.0
> Reporter: Pengcheng Xiong
> Assignee: Pengcheng Xiong
> Fix For: 2.2.0
>
> Attachments: HIVE-14957.01.patch, HIVE-14957.02.patch
>
>
> {code}
> call.transformTo(parent.copy(parent.getTraitSet(),
> ImmutableList.of(relBuilder.build())));
> {code}
> When parent is an union operator which has 2 inputs, the parent.copy will
> only copy the one that has SortLimit and ignore the other branches.
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