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https://issues.apache.org/jira/browse/HIVE-13982?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15325934#comment-15325934
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Hive QA commented on HIVE-13982:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12809514/HIVE-13982.2.patch
{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 11 failed/errored test(s), 10224 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_acid_globallimit
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_stats_list_bucket
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_subquery_multiinsert
org.apache.hadoop.hive.cli.TestMiniSparkOnYarnCliDriver.testCliDriver_constprog_partitioner
org.apache.hadoop.hive.cli.TestMiniSparkOnYarnCliDriver.testCliDriver_index_bitmap3
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_explainuser_1
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_explainuser_2
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_groupby_reduce
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vectorization_14
org.apache.hadoop.hive.cli.TestPerfCliDriver.testPerfCliDriver_query45
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_vectorization_14
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-MASTER-Build/87/testReport
Console output:
https://builds.apache.org/job/PreCommit-HIVE-MASTER-Build/87/console
Test logs:
http://ec2-50-18-27-0.us-west-1.compute.amazonaws.com/logs/PreCommit-HIVE-MASTER-Build-87/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 11 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12809514 - PreCommit-HIVE-MASTER-Build
> Extension to limit push down through order by & group by
> --------------------------------------------------------
>
> Key: HIVE-13982
> URL: https://issues.apache.org/jira/browse/HIVE-13982
> Project: Hive
> Issue Type: Improvement
> Components: Physical Optimizer
> Affects Versions: 2.2.0
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Attachments: HIVE-13982.2.patch, HIVE-13982.patch
>
>
> Pointed out by [~gopalv].
> Queries which follow the format are not optimal with map-side aggregation,
> because the Map 1 does not have TopN in the reduce sink.
> These queries shuffle 100% of the aggregate in cases where the reduce de-dup
> does not kick in.
> {code}
> select state, city, sum(sales) from table
> group by state, city
> order by state, city
> limit 10;
> {code}
> {code}
> select state, city, sum(sales) from table
> group by city, state
> order by state, city
> limit 10;
> {code}
> {code}
> select state, city, sum(sales) from table
> group by city, state
> order by state desc, city
> limit 10;
> {code}
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