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https://issues.apache.org/jira/browse/HIVE-23868?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17159556#comment-17159556
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Jason Dere commented on HIVE-23868:
-----------------------------------
PR at https://github.com/apache/hive/pull/1269
> Windowing function spec: support 0 preceeding/following
> -------------------------------------------------------
>
> Key: HIVE-23868
> URL: https://issues.apache.org/jira/browse/HIVE-23868
> Project: Hive
> Issue Type: Bug
> Components: Query Planning
> Reporter: Jason Dere
> Assignee: Jason Dere
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-23868.1.patch
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> HIVE-12574 removed support for 0 PRECEDING/FOLLOWING in window function
> specifications. We can restore support for this by converting 0
> PRECEDING/FOLLOWING to CURRENT ROW in the query plan, which should be the
> same.
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