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Posted to issues@spark.apache.org by "Khalid Alkhalili (Jira)" <ji...@apache.org> on 2020/09/04 06:59:00 UTC
[jira] [Commented] (SPARK-31654) sequence producing inconsistent
intervals for month step
[ https://issues.apache.org/jira/browse/SPARK-31654?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17190588#comment-17190588 ]
Khalid Alkhalili commented on SPARK-31654:
------------------------------------------
[~Ankitraj]
I can see this issue appears resolved in later versions, but can't tell when the fix was applied or what it was.
Is there a commit I can look at to see when/where this happened and how it was done?
I would really appreciate it.
> sequence producing inconsistent intervals for month step
> --------------------------------------------------------
>
> Key: SPARK-31654
> URL: https://issues.apache.org/jira/browse/SPARK-31654
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.4.4
> Reporter: Roman Yalki
> Priority: Major
>
> Taking an example from [https://spark.apache.org/docs/latest/api/sql/]
> {code:java}
> > SELECT sequence(to_date('2018-01-01'), to_date('2018-03-01'), interval 1 month);{code}
> [2018-01-01,2018-02-01,2018-03-01]
> if one is to expand `stop` till the end of the year some intervals are returned as the last day of the month whereas first day of the month is expected
> {code:java}
> > SELECT sequence(to_date('2018-01-01'), to_date('2019-01-01'), interval 1 month){code}
> [2018-01-01, 2018-02-01, 2018-03-01, *2018-03-31, 2018-04-30, 2018-05-31, 2018-06-30, 2018-07-31, 2018-08-31, 2018-09-30, 2018-10-31*, 2018-12-01, 2019-01-01]
>
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