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Posted to issues@spark.apache.org by "Maxim Gekk (JIRA)" <ji...@apache.org> on 2019/07/18 18:55:00 UTC
[jira] [Commented] (SPARK-28382) Array Functions: unnest
[ https://issues.apache.org/jira/browse/SPARK-28382?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16888248#comment-16888248 ]
Maxim Gekk commented on SPARK-28382:
------------------------------------
Is it just explode()?
> Array Functions: unnest
> -----------------------
>
> Key: SPARK-28382
> URL: https://issues.apache.org/jira/browse/SPARK-28382
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> ||Function||Return Type||Description||Example||Result||
> |{{unnest}}({{anyarray}})|set of anyelement|expand an array to a set of rows|unnest(ARRAY[1,2])|1
> 2
> (2 rows)|
>
> https://www.postgresql.org/docs/11/functions-array.html
>
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