jackylau created FLINK-31102:
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Summary: Add ARRAY_REMOVE supported in SQL & Table API
Key: FLINK-31102
URL: https://issues.apache.org/jira/browse/FLINK-31102
Project: Flink
Issue Type: Sub-task
Components: Table SQL / Planner
Affects Versions: 1.18.0
Reporter: jackylau
Fix For: 1.18.0
Remove all elements that equal to element from array.
Syntax:
array_remove(array)
Arguments:
array: An ARRAY to be handled.
Returns:
An ARRAY. If value is NULL, the result is NULL.
Examples:
{code:sql}
SELECT array_remove(array(1, 2, 3, null, 3), 3);
SELECT array_size(ARRAY[1, 2, 3, 2, 1]);
-- [1,2,null]
{code}
See also
spark
[[https://spark.apache.org/docs/latest/api/sql/index.html#array_size]|https://spark.apache.org/docs/latest/api/sql/index.html#array_remove]
presto https://prestodb.io/docs/current/functions/array.html
postgresql
https://w3resource.com/PostgreSQL/postgresql_array_remove-function.php
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