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https://issues.apache.org/jira/browse/HIVE-25693?focusedWorklogId=709583&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-709583
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ASF GitHub Bot logged work on HIVE-25693:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 16/Jan/22 00:13
Start Date: 16/Jan/22 00:13
Worklog Time Spent: 10m
Work Description: github-actions[bot] commented on pull request #2785:
URL: https://github.com/apache/hive/pull/2785#issuecomment-1013780004
This pull request has been automatically marked as stale because it has not
had recent activity. It will be closed if no further activity occurs.
Feel free to reach out on the [email protected] list if the patch is in
need of reviews.
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Issue Time Tracking
-------------------
Worklog Id: (was: 709583)
Time Spent: 20m (was: 10m)
> Vector implementation return Incorrect results for STDDEV, STDDEV_SAMP,
> STDDEV_POP for floating point data types.
> -----------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-25693
> URL: https://issues.apache.org/jira/browse/HIVE-25693
> Project: Hive
> Issue Type: Improvement
> Reporter: Ashish Sharma
> Assignee: Ashish Sharma
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Description
> Script-
> create table test ( col1 int );
> insert into values
> ('10230.72'),('10230.72'),('10230.72'),('10230.72'),('10230.72'),('10230.72'),('10230.72');
> select STDDEV_SAMP(col1) AS STDDEV_6M , STDDEV(col1) as STDDEV
> ,STDDEV_POP(col1) as STDDEV_POP from test;
> Result-
> STDDDEV_SAMP STDDEV STDDEV_POP
> 5.940794514955821E-13 5.42317860890711E-13 5.42317860890711E-13
> Expected-
> STDDDEV_SAMP STDDEV STDDEV_POP
> 0 0 0
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