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https://issues.apache.org/jira/browse/HIVE-20954?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16696213#comment-16696213
]
Hive QA commented on HIVE-20954:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12949205/HIVE-20954.2.patch
{color:green}SUCCESS:{color} +1 due to 2 test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 7 failed/errored test(s), 15541 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[cbo_limit]
(batchId=182)
org.apache.hive.jdbc.TestJdbcWithMiniLlapRow.testComplexQuery (batchId=259)
org.apache.hive.jdbc.TestJdbcWithMiniLlapRow.testDataTypes (batchId=259)
org.apache.hive.jdbc.TestJdbcWithMiniLlapRow.testEscapedStrings (batchId=259)
org.apache.hive.jdbc.TestJdbcWithMiniLlapRow.testKillQuery (batchId=259)
org.apache.hive.jdbc.TestJdbcWithMiniLlapRow.testLlapInputFormatEndToEnd
(batchId=259)
org.apache.hive.jdbc.TestJdbcWithMiniLlapRow.testNonAsciiStrings (batchId=259)
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/15045/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/15045/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-15045/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 7 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12949205 - PreCommit-HIVE-Build
> Vector RS operator is not using uniform hash function for TPC-DS query 95
> -------------------------------------------------------------------------
>
> Key: HIVE-20954
> URL: https://issues.apache.org/jira/browse/HIVE-20954
> Project: Hive
> Issue Type: Improvement
> Reporter: Teddy Choi
> Assignee: Teddy Choi
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-20954.1.patch, HIVE-20954.2.patch
>
>
> Distribution of rows is skewed in DHJ causing slowdown.
> Same RS outputs, but the two branches use VectorReduceSinkObjectHashOperator
> and VectorReduceSinkLongOperator.
> {code}
> | Select Operator |
> | expressions: ws_warehouse_sk (type: bigint),
> ws_order_number (type: bigint) |
> | outputColumnNames: _col0, _col1 |
> | Select Vectorization: |
> | className: VectorSelectOperator |
> | native: true |
> | projectedOutputColumnNums: [14, 16] |
> | Statistics: Num rows: 7199963324 Data size:
> 115185006696 Basic stats: COMPLETE Column stats: COMPLETE |
> | Reduce Output Operator |
> | key expressions: _col1 (type: bigint) |
> | sort order: + |
> | Map-reduce partition columns: _col1 (type: bigint) |
> | Reduce Sink Vectorization: |
> | className: VectorReduceSinkObjectHashOperator |
> | keyColumnNums: [16] |
> | native: true |
> | nativeConditionsMet:
> hive.vectorized.execution.reducesink.new.enabled IS true,
> hive.execution.engine tez IN [tez, spark] IS true, No PTF TopN IS true, No
> DISTINCT columns IS true, BinarySortableSerDe for keys IS true,
> LazyBinarySerDe for values IS true |
> | partitionColumnNums: [16] |
> | valueColumnNums: [14] |
> +----------------------------------------------------+
> | Explain |
> +----------------------------------------------------+
> | Statistics: Num rows: 7199963324 Data size:
> 115185006696 Basic stats: COMPLETE Column stats: COMPLETE |
> | value expressions: _col0 (type: bigint) |
> | Reduce Output Operator |
> | key expressions: _col1 (type: bigint) |
> | sort order: + |
> | Map-reduce partition columns: _col1 (type: bigint) |
> | Reduce Sink Vectorization: |
> | className: VectorReduceSinkLongOperator |
> | keyColumnNums: [16] |
> | native: true |
> | nativeConditionsMet:
> hive.vectorized.execution.reducesink.new.enabled IS true,
> hive.execution.engine tez IN [tez, spark] IS true, No PTF TopN IS true, No
> DISTINCT columns IS true, BinarySortableSerDe for keys IS true,
> LazyBinarySerDe for values IS true |
> | valueColumnNums: [14] |
> | Statistics: Num rows: 7199963324 Data size:
> 115185006696 Basic stats: COMPLETE Column stats: COMPLETE |
> | value expressions: _col0 (type: bigint) |
> | Execution mode: vectorized, llap |
> {code}
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