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From "Hive QA (JIRA)" <>
Subject [jira] [Commented] (HIVE-16803) Alter table change column comment should not try to get column stats for update
Date Thu, 01 Jun 2017 18:52:04 GMT


Hive QA commented on HIVE-16803:

Here are the results of testing the latest attachment:

{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 10813 tests executed
*Failed tests:*
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[stats_aggregator_error_1] (batchId=70)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query14] (batchId=232)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query23] (batchId=232)

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: 4 tests failed

This message is automatically generated.

ATTACHMENT ID: 12870823 - PreCommit-HIVE-Build

> Alter table change column comment should not try to get column stats for update
> -------------------------------------------------------------------------------
>                 Key: HIVE-16803
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: Statistics
>            Reporter: Chaoyu Tang
>            Assignee: Chaoyu Tang
>            Priority: Minor
>         Attachments: HIVE-16803.patch
> When running command like "alter table .. change .." (e.g. ALTER TABLE testtbl CHANGE
col col string COMMENT 'change column comment';) to change a column's comment, Hive should
not go to fetch the column stats for update since the comment change does not affect table/partition
column stats.

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