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https://issues.apache.org/jira/browse/FLINK-31665?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hanyu Zheng updated FLINK-31665:
--------------------------------
Description:
The array_concat() function concatenates two arrays, creating an array that
contains all the elements in the first array followed by all the elements in
the second array.
This is an implementation of ARRAY_CONCAT
Brief change log
ARRAY_CONCAT for Table API and SQL
Syntax:
array_concat(array, array)
Arguments:
array: two ARRAY to be handled.
Returns:
An ARRAY. If the array is NULL, the result is NULL.
Examples:
SELECT array_concat(array[1, 2, 3, null, 3], array[3]);
-- [1,2,3,null,3,3]
ARRAY_CONCAT doesn't have links to existing engines
> Add ARRAY_CONCAT supported in SQL & Table API
> ---------------------------------------------
>
> Key: FLINK-31665
> URL: https://issues.apache.org/jira/browse/FLINK-31665
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Planner
> Affects Versions: 1.18.0
> Reporter: jackylau
> Assignee: Hanyu Zheng
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.18.0
>
>
> The array_concat() function concatenates two arrays, creating an array that
> contains all the elements in the first array followed by all the elements in
> the second array.
>
> This is an implementation of ARRAY_CONCAT
>
> Brief change log
> ARRAY_CONCAT for Table API and SQL
>
> Syntax:
> array_concat(array, array)
>
> Arguments:
> array: two ARRAY to be handled.
>
> Returns:
> An ARRAY. If the array is NULL, the result is NULL.
> Examples:
>
> SELECT array_concat(array[1, 2, 3, null, 3], array[3]);
> -- [1,2,3,null,3,3]
>
> ARRAY_CONCAT doesn't have links to existing engines
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