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https://issues.apache.org/jira/browse/HIVE-26683?focusedWorklogId=831115&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-831115
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ASF GitHub Bot logged work on HIVE-26683:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 05/Dec/22 16:58
Start Date: 05/Dec/22 16:58
Worklog Time Spent: 10m
Work Description: ramesh0201 merged PR #3800:
URL: https://github.com/apache/hive/pull/3800
Issue Time Tracking
-------------------
Worklog Id: (was: 831115)
Time Spent: 2h 10m (was: 2h)
> Sum over window produces 0 when row contains null
> -------------------------------------------------
>
> Key: HIVE-26683
> URL: https://issues.apache.org/jira/browse/HIVE-26683
> Project: Hive
> Issue Type: Bug
> Components: HiveServer2
> Reporter: Steve Carlin
> Assignee: Steve Carlin
> Priority: Major
> Labels: pull-request-available
> Time Spent: 2h 10m
> Remaining Estimate: 0h
>
> Ran the following sql:
>
> {code:java}
> create table sum_window_test_small (id int, tinyint_col tinyint);
> insert into sum_window_test_small values (5,5), (10, NULL), (11,1);
> select id,
> tinyint_col,
> sum(tinyint_col) over (order by id nulls last rows between 1 following and 1
> following)
> from sum_window_test_small order by id;
> select id,
> tinyint_col,
> sum(tinyint_col) over (order by id nulls last rows between current row and 1
> following)
> from sum_window_test_small order by id;
> {code}
> The result is
> {code:java}
> +-----+--------------+---------------+
> | id | tinyint_col | sum_window_0 |
> +-----+--------------+---------------+
> | 5 | 5 | 0 |
> | 10 | NULL | 1 |
> | 11 | 1 | NULL |
> +-----+--------------+---------------+{code}
> The first row should have the sum as NULL
>
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