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https://issues.apache.org/jira/browse/SPARK-27976?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17011335#comment-17011335
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Takeshi Yamamuro commented on SPARK-27976:
------------------------------------------
See: [https://github.com/apache/spark/pull/26371#issuecomment-572349967]
> Add built-in Array Functions: array_append
> ------------------------------------------
>
> Key: SPARK-27976
> URL: https://issues.apache.org/jira/browse/SPARK-27976
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> ||Function||Return Type||Description||Example||Result||
> |{{array_append}}{{(}}{{anyarray}}{{,}}{{anyelement}}{{)}}|{{anyarray}}|append
> an element to the end of an array|{{array_append(ARRAY[1,2],
> 3)}}|{{{1,2,3}}}|
> https://www.postgresql.org/docs/current/functions-array.html
> Other DBs:
> https://phoenix.apache.org/language/functions.html#array_append
> https://docs.teradata.com/reader/kmuOwjp1zEYg98JsB8fu_A/68fdFR3LWhx7KtHc9Iv5Qg
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