COUNT_VALUES

Returns the number of non-null items in a given array.

Syntax

COUNT_VALUES(input)

Arguments

NameTypeDescriptionDefault Value

input

any

The input array

Returns

The number of non-null items in the input array. If the input is a primitive value, 0 will be returned if null, and otherwise 1 1 will be returned.


Examples

inputOutput

null::string

0

array['a', 'b', 'c']

3

array[1, 2, 3, 4]

4

Transformation job example

SQL

CREATE JOB function_operator_example
    ADD_MISSING_COLUMNS = true
AS INSERT INTO default_glue_catalog.upsolver_samples.orders_transformed_data 
  MAP_COLUMNS_BY_NAME
    SELECT input,
        COUNT_VALUES(input) AS Output
    FROM default_glue_catalog.upsolver_samples.orders_raw_data
    LET input = null::string
    WHERE $commit_time BETWEEN run_start_time() AND run_end_time()
    LIMIT 1;

Query result

inputOutput

null::string

0

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