COUNT_VALUES
Returns the number of non-null items in a given array.
Syntax
COUNT_VALUES(input)
Arguments
Name
Type
Description
Default 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
input
Output
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
input
Output
null::string
0
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