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Posted to issues@spark.apache.org by "Xiao Li (Jira)" <ji...@apache.org> on 2019/12/01 21:22:00 UTC
[jira] [Commented] (SPARK-30042) Add built-in Array Functions:
array_dims
[ https://issues.apache.org/jira/browse/SPARK-30042?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16985683#comment-16985683 ]
Xiao Li commented on SPARK-30042:
---------------------------------
How useful is this function? Is PostgreSQL the only database that supports it?
> Add built-in Array Functions: array_dims
> ----------------------------------------
>
> Key: SPARK-30042
> URL: https://issues.apache.org/jira/browse/SPARK-30042
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: jiaan.geng
> Priority: Major
>
> |{{array_dims}}{{(}}{{anyarray}}{{)}}|{{text}}|returns a text representation of array's dimensions|{{array_dims(ARRAY[[1,2,3], [4,5,6]])}}|{{[1:2][1:3]}}|
> [https://www.postgresql.org/docs/11/functions-array.html]
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