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https://issues.apache.org/jira/browse/HIVE-14442?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15410593#comment-15410593
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Hive QA commented on HIVE-14442:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12822354/HIVE-14442.1.patch
{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 8 failed/errored test(s), 10425 tests
executed
*Failed tests:*
{noformat}
TestMiniTezCliDriver-dynamic_partition_pruning.q-vector_char_mapjoin1.q-unionDistinct_2.q-and-12-more
- did not produce a TEST-*.xml file
TestMsgBusConnection - did not produce a TEST-*.xml file
TestQueryLifeTimeHook - did not produce a TEST-*.xml file
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_count
org.apache.hadoop.hive.cli.TestMiniLlapCliDriver.testCliDriver_orc_llap_counters
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_count
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_count
org.apache.hive.jdbc.TestJdbcWithMiniHS2.testAddJarConstructorUnCaching
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-MASTER-Build/795/testReport
Console output:
https://builds.apache.org/job/PreCommit-HIVE-MASTER-Build/795/console
Test logs:
http://ec2-204-236-174-241.us-west-1.compute.amazonaws.com/logs/PreCommit-HIVE-MASTER-Build-795/
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: 8 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12822354 - PreCommit-HIVE-MASTER-Build
> CBO: Calcite Operator To Hive Operator(Calcite Return Path): Wrong
> result/plan in group by with hive.map.aggr=false
> -------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-14442
> URL: https://issues.apache.org/jira/browse/HIVE-14442
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Attachments: HIVE-14442.1.patch
>
>
> Reproducer
> {code} set hive.cbo.returnpath.hiveop=true
> set hive.map.aggr=false
> create table abcd (a int, b int, c int, d int);
> LOAD DATA LOCAL INPATH '../../data/files/in4.txt' INTO TABLE abcd;
> {code}
> {code} explain select count(distinct a) from abcd group by b; {code}
> {code}
> STAGE PLANS:
> Stage: Stage-1
> Map Reduce
> Map Operator Tree:
> TableScan
> alias: abcd
> Statistics: Num rows: 19 Data size: 78 Basic stats: COMPLETE
> Column stats: NONE
> Select Operator
> expressions: a (type: int)
> outputColumnNames: a
> Statistics: Num rows: 19 Data size: 78 Basic stats: COMPLETE
> Column stats: NONE
> Reduce Output Operator
> key expressions: a (type: int), a (type: int)
> sort order: ++
> Map-reduce partition columns: a (type: int)
> Statistics: Num rows: 19 Data size: 78 Basic stats: COMPLETE
> Column stats: NONE
> Reduce Operator Tree:
> Group By Operator
> aggregations: count(DISTINCT KEY._col1:0._col0)
> keys: KEY._col0 (type: int)
> mode: complete
> outputColumnNames: b, $f1
> Statistics: Num rows: 9 Data size: 36 Basic stats: COMPLETE Column
> stats: NONE
> Select Operator
> expressions: $f1 (type: bigint)
> outputColumnNames: _o__c0
> Statistics: Num rows: 9 Data size: 36 Basic stats: COMPLETE
> Column stats: NONE
> File Output Operator
> compressed: false
> Statistics: Num rows: 9 Data size: 36 Basic stats: COMPLETE
> Column stats: NONE
> table:
> input format:
> org.apache.hadoop.mapred.SequenceFileInputFormat
> output format:
> org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
> serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
> {code}
> {code} explain select count(distinct a) from abcd group by c; {code}
> {code}
> STAGE PLANS:
> Stage: Stage-1
> Map Reduce
> Map Operator Tree:
> TableScan
> alias: abcd
> Statistics: Num rows: 19 Data size: 78 Basic stats: COMPLETE
> Column stats: NONE
> Select Operator
> expressions: a (type: int)
> outputColumnNames: a
> Statistics: Num rows: 19 Data size: 78 Basic stats: COMPLETE
> Column stats: NONE
> Reduce Output Operator
> key expressions: a (type: int), a (type: int)
> sort order: ++
> Map-reduce partition columns: a (type: int)
> Statistics: Num rows: 19 Data size: 78 Basic stats: COMPLETE
> Column stats: NONE
> Reduce Operator Tree:
> Group By Operator
> aggregations: count(DISTINCT KEY._col1:0._col0)
> keys: KEY._col0 (type: int)
> mode: complete
> outputColumnNames: c, $f1
> Statistics: Num rows: 9 Data size: 36 Basic stats: COMPLETE Column
> stats: NONE
> Select Operator
> expressions: $f1 (type: bigint)
> outputColumnNames: _o__c0
> Statistics: Num rows: 9 Data size: 36 Basic stats: COMPLETE
> Column stats: NONE
> File Output Operator
> compressed: false
> Statistics: Num rows: 9 Data size: 36 Basic stats: COMPLETE
> Column stats: NONE
> table:
> input format:
> org.apache.hadoop.mapred.SequenceFileInputFormat
> output format:
> org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
> serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
> {code}
> Above two cases has wrong keys in Map side Reduce Output Operator (both has
> a, a instead of b,a and c,a respectively
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