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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-14803) S3: Stats gathering for insert queries can be expensive for partitioned dataset
Date Wed, 02 Nov 2016 13:29:58 GMT

    [ https://issues.apache.org/jira/browse/HIVE-14803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15628977#comment-15628977
] 

Hive QA commented on HIVE-14803:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12836551/HIVE-14803.4.patch

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

{color:red}ERROR:{color} -1 due to 28 failed/errored test(s), 10628 tests executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[autoColumnStats_8] (batchId=13)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[auto_join19] (batchId=58)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[dynpart_sort_optimization_acid2] (batchId=29)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[explain_logical] (batchId=58)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[fouter_join_ppr] (batchId=29)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[groupby_map_ppr_multi_distinct] (batchId=45)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[index_auto_unused] (batchId=35)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[input_part5] (batchId=35)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[input_part7] (batchId=15)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[input_part8] (batchId=28)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[list_bucket_dml_6] (batchId=29)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[load_dyn_part2] (batchId=52)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[load_dyn_part9] (batchId=35)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[mapjoin_mapjoin] (batchId=45)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[mapjoin_subquery] (batchId=45)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[nonmr_fetch_threshold] (batchId=73)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[partition_boolexpr] (batchId=28)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[transform_ppr1] (batchId=13)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[load_dyn_part3] (batchId=137)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[sample1] (batchId=137)
org.apache.hadoop.hive.cli.TestMiniSparkOnYarnCliDriver.testCliDriver[infer_bucket_sort_num_buckets]
(batchId=157)
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver[explainanalyze_4] (batchId=91)
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver[groupby_ppr] (batchId=105)
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver[join32_lessSize] (batchId=95)
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver[mapjoin_distinct] (batchId=115)
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver[optimize_nullscan] (batchId=126)
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver[router_join_ppr] (batchId=126)
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver[sample8] (batchId=105)
{noformat}

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/1922/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/1922/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-1922/

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: 28 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12836551 - PreCommit-HIVE-Build

> S3: Stats gathering for insert queries can be expensive for partitioned dataset
> -------------------------------------------------------------------------------
>
>                 Key: HIVE-14803
>                 URL: https://issues.apache.org/jira/browse/HIVE-14803
>             Project: Hive
>          Issue Type: Improvement
>          Components: Metastore
>    Affects Versions: 2.1.0
>            Reporter: Rajesh Balamohan
>            Assignee: Rajesh Balamohan
>            Priority: Minor
>         Attachments: HIVE-14803.1.patch, HIVE-14803.2.patch, HIVE-14803.3.patch, HIVE-14803.4.patch
>
>
> StatsTask's aggregateStats populates stats details for all partitions by checking the
file sizes which turns out to be expensive when larger number of partitions are inserted.




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