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https://issues.apache.org/jira/browse/HIVE-14002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15333522#comment-15333522
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Jesus Camacho Rodriguez commented on HIVE-14002:
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Copy- pasting QA results from Jenkins (post was not updated). Fails are
unrelated.
{noformat}
Test Name Duration Age
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_stats_list_bucket
5 sec 2
org.apache.hadoop.hive.llap.tezplugins.TestLlapTaskSchedulerService.testDelayedLocalityNodeCommErrorImmediateAllocation
10 sec 2
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_list_bucket_dml_13
4.3 sec 3
org.apache.hadoop.hive.cli.TestMiniSparkOnYarnCliDriver.testCliDriver_index_bitmap3
4.2 sec 4
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_acid_globallimit
6 sec 103
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_subquery_multiinsert
14 sec 103
{noformat}
> Extend limit propagation to subsequent RS operators
> ---------------------------------------------------
>
> Key: HIVE-14002
> URL: https://issues.apache.org/jira/browse/HIVE-14002
> Project: Hive
> Issue Type: Improvement
> Components: Physical Optimizer
> Affects Versions: 2.2.0
> Reporter: Nita Dembla
> Assignee: Jesus Camacho Rodriguez
> Attachments: HIVE-14002.01.patch, HIVE-14002.patch
>
>
> In some occasions, for instance when RS dedup does not kick in, it is useful
> to propagate the limit to subsequent RS operators, as this will reduce
> intermediary results and impact performance. This issue covers that extension.
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