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From "Hive QA (JIRA)" <>
Subject [jira] [Commented] (HIVE-13887) LazySimpleSerDe should parse "NULL" dates faster
Date Thu, 02 Jun 2016 21:28:59 GMT


Hive QA commented on HIVE-13887:

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 7 failed/errored test(s), 10197 tests executed
*Failed tests:*
TestHWISessionManager - did not produce a TEST-*.xml file
TestJdbcWithMiniHA - did not produce a TEST-*.xml file
TestJdbcWithMiniMr - did not produce a TEST-*.xml file
TestOperationLoggingAPIWithTez - 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: 7 tests failed

This message is automatically generated.

ATTACHMENT ID: 12807407 - PreCommit-HIVE-MASTER-Build

> LazySimpleSerDe should parse "NULL" dates faster
> ------------------------------------------------
>                 Key: HIVE-13887
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: Serializers/Deserializers, Vectorization
>    Affects Versions: 2.1.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>              Labels: Performance
>         Attachments: HIVE-13887.1.patch, HIVE-13887.1.patch
> Date string which contain "NULL" or "(null)" are being parsed through a very slow codepath
involving exception handling as a normal codepath.
> These are currently ~4x slower than parsing an actual date field.

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