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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-7231) Improve ORC padding
Date Mon, 16 Jun 2014 04:26:01 GMT

    [ https://issues.apache.org/jira/browse/HIVE-7231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14032109#comment-14032109
] 

Hive QA commented on HIVE-7231:
-------------------------------



{color:red}Overall{color}: -1 at least one tests failed

Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12650431/HIVE-7231.1.patch

{color:red}ERROR:{color} -1 due to 6 failed/errored test(s), 5536 tests executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_parquet_columnar
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_rand_partitionpruner3
org.apache.hadoop.hive.cli.TestMinimrCliDriver.testCliDriver_root_dir_external_table
org.apache.hadoop.hive.cli.TestNegativeCliDriver.testNegativeCliDriver_authorization_ctas
org.apache.hadoop.hive.ql.io.orc.TestFileDump.testDictionaryThreshold
org.apache.hadoop.hive.ql.io.orc.TestFileDump.testDump
{noformat}

Test results: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-Build/479/testReport
Console output: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-Build/479/console
Test logs: http://ec2-174-129-184-35.compute-1.amazonaws.com/logs/PreCommit-HIVE-Build-479/

Messages:
{noformat}
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: 6 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12650431

> Improve ORC padding
> -------------------
>
>                 Key: HIVE-7231
>                 URL: https://issues.apache.org/jira/browse/HIVE-7231
>             Project: Hive
>          Issue Type: Improvement
>          Components: File Formats
>    Affects Versions: 0.14.0
>            Reporter: Prasanth J
>            Assignee: Prasanth J
>              Labels: orcfile
>         Attachments: HIVE-7231.1.patch
>
>
> Current ORC padding is not optimal because of fixed stripe sizes within block. The padding
overhead will be significant in some cases. Also padding percentage relative to stripe size
is not configurable.



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