jackylau created FLINK-31098:
--------------------------------
Summary: Add ARRAY_SIZE supported in SQL & Table API
Key: FLINK-31098
URL: https://issues.apache.org/jira/browse/FLINK-31098
Project: Flink
Issue Type: New Feature
Components: Table SQL / Planner
Affects Versions: 1.18.0
Reporter: jackylau
Fix For: 1.18.0
Returns the size of an array.
Syntax:
array_size(array)
Arguments:
array: An ARRAY to be handled.
Returns:
An ARRAY. If value is NULL, the result is NULL.
Examples:
{code:sql}
SELECT array_size(ARRAY[1, 2, 3, 2, 1]);
-- 5
SELECT array_size(ARRAY[1, NULL, 1]);
-- 3
{code}
See also
spark [https://spark.apache.org/docs/latest/api/sql/index.html#array_size]
snowflake https://docs.snowflake.com/en/sql-reference/functions/array_size
h4.
--
This message was sent by Atlassian Jira
(v8.20.10#820010)
