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From "Hive QA (JIRA)" <>
Subject [jira] [Commented] (HIVE-14378) Data size may be estimated as 0 if no columns are being projected after an operator
Date Sat, 06 Aug 2016 00:16:20 GMT


Hive QA commented on HIVE-14378:

Here are the results of testing the latest attachment:

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

{color:red}ERROR:{color} -1 due to 5 failed/errored test(s), 10440 tests executed
*Failed tests:*
TestMsgBusConnection - did not produce a TEST-*.xml file
TestQueryLifeTimeHook - did not produce a TEST-*.xml file

Test results:
Console output:
Test logs:

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: 5 tests failed

This message is automatically generated.

ATTACHMENT ID: 12821934 - PreCommit-HIVE-MASTER-Build

> Data size may be estimated as 0 if no columns are being projected after an operator
> -----------------------------------------------------------------------------------
>                 Key: HIVE-14378
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer, Statistics
>            Reporter: Ashutosh Chauhan
>            Assignee: Ashutosh Chauhan
>         Attachments: HIVE-14378.2.patch, HIVE-14378.3.patch, HIVE-14378.3.patch, HIVE-14378.4.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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