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https://issues.apache.org/jira/browse/FLINK-22484?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17693015#comment-17693015
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jackylau commented on FLINK-22484:
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hi [~Sergey Nuyanzin] how aboult add
map_entries/map_from_entries/map_from_arrays/map_contains_key functions, what
do you think? the high order function like transform, which need calcite
supports first
> Built-in functions for collections
> ----------------------------------
>
> Key: FLINK-22484
> URL: https://issues.apache.org/jira/browse/FLINK-22484
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / API
> Reporter: Sergey Nuyanzin
> Priority: Major
> Labels: pull-request-available
>
> There is a number of built-in functions to work with collections are
> supported by other vendors. After looking at Postgresql, BigQuery, Spark
> there was selected a list of more or less generic functions for collections
> (for more details see [1]).
> Feedback for the doc is welcome
> [1]
> [https://docs.google.com/document/d/1nS0Faur9CCop4sJoQ2kMQ2XU1hjg1FaiTSQp2RsZKEE/edit?usp=sharing]
> MAP_KEYS
> MAP_VALUES
> MAP_FROM_ARRAYS
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