ARRAY_FIRST
Returns the first element in the given array for which the given function returns true. The <function> parameter must be included.
Syntax
ARRAY_FIRST(<function>, <array>)
Parameters
| Parameter | Description | Supported input types |
|---|---|---|
<function> | A Lambda function used to check elements in the array | A Lambda function returning BOOLEAN |
<array> | The array evaluated by the function | Any array |
Return Type
The element type of <array>
Examples
The following example returns the first value in the levels array greater than 2:
SELECT
ARRAY_FIRST(x -> x > 2, [ 1, 2, 4, 9 ]) AS levels;
Returns: 4