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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-14378) Data size may be estimated as 0 if no columns are being projected after an operator
Date Sun, 31 Jul 2016 04:09:20 GMT

    [ https://issues.apache.org/jira/browse/HIVE-14378?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15400946#comment-15400946
] 

Hive QA commented on HIVE-14378:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12820841/HIVE-14378.patch

{color:red}ERROR:{color} -1 due to no test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 61 failed/errored test(s), 10417 tests executed
*Failed tests:*
{noformat}
TestMsgBusConnection - did not produce a TEST-*.xml file
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_avro_nullable_union
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_constant_prop_1
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_input30
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_lateral_view
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_lateral_view_explode2
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_lateral_view_noalias
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_lateral_view_onview
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_list_bucket_dml_12
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_list_bucket_dml_13
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_load_dyn_part14
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_optimize_nullscan
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_stats_list_bucket
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_subquery_multiinsert
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_udtf_explode
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_udtf_stack
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_union16
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_union2
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_union3
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_union9
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_unionDistinct_1
org.apache.hadoop.hive.cli.TestMiniLlapCliDriver.testCliDriver_orc_llap
org.apache.hadoop.hive.cli.TestMiniLlapCliDriver.testCliDriver_orc_llap_counters
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.org.apache.hadoop.hive.cli.TestMiniTezCliDriver
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_auto_sortmerge_join_14
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_cbo_subq_exists
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_cte_mat_3
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_explainuser_1
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_mergejoin_3way
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_optimize_nullscan
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_orc_merge6
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_orc_merge_incompat2
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_selectDistinctStar
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_select_dummy_source
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_stats_only_null
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_subquery_exists
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_tez_dynpart_hashjoin_3
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_tez_union_multiinsert
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_union2
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_union3
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_union9
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_unionDistinct_1
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_inner_join
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_left_outer_join
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_outer_join3
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_outer_join4
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_varchar_simple
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vectorization_13
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vectorized_nested_mapjoin
org.apache.hadoop.hive.cli.TestNegativeCliDriver.testNegativeCliDriver_avro_non_nullable_union
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_lateral_view_explode2
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_load_dyn_part14
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_optimize_nullscan
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_stats_only_null
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_union16
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_union2
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_union3
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_union9
org.apache.hadoop.hive.metastore.TestHiveMetaStoreTxns.stringifyValidTxns
org.apache.hadoop.hive.metastore.TestHiveMetaStoreTxns.testTxnRange
org.apache.hive.hcatalog.hbase.TestPigHBaseStorageHandler.org.apache.hive.hcatalog.hbase.TestPigHBaseStorageHandler
{noformat}

Test results: https://builds.apache.org/job/PreCommit-HIVE-MASTER-Build/703/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-MASTER-Build/703/console
Test logs: http://ec2-204-236-174-241.us-west-1.compute.amazonaws.com/logs/PreCommit-HIVE-MASTER-Build-703/

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: 61 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12820841 - PreCommit-HIVE-MASTER-Build

> Data size may be estimated as 0 if no columns are being projected after an operator
> -----------------------------------------------------------------------------------
>
>                 Key: HIVE-14378
>                 URL: https://issues.apache.org/jira/browse/HIVE-14378
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer, Statistics
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>         Attachments: HIVE-14378.patch
>
>
> in those cases we still emit rows.. but they may not have any columns within it.  We
shouldn't estimate 0 data size in such cases.



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