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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2019/10/16 13:28:00 UTC
[jira] [Assigned] (SPARK-29364) Return intervals from date
subtracts
[ https://issues.apache.org/jira/browse/SPARK-29364?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yuming Wang reassigned SPARK-29364:
-----------------------------------
Assignee: Maxim Gekk
> Return intervals from date subtracts
> ------------------------------------
>
> Key: SPARK-29364
> URL: https://issues.apache.org/jira/browse/SPARK-29364
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.4.4
> Reporter: Maxim Gekk
> Assignee: Maxim Gekk
> Priority: Minor
>
> According to the SQL standard, date1 - date2 is an interval. See http://www.contrib.andrew.cmu.edu/~shadow/sql/sql1992.txt at +_4.5.3 Operations involving datetimes and intervals_+. The ticket aims to modify the DateDiff expression to produce another expression of the INTERVAL type When wspark.sql.ansi.enabled` is set to *true* and `spark.sql.dialect` is *Spark*.
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