COUNT_VALUES_IF

Returns the number of true values in a given array.

This can be used with conditional operators to count the number of array elements that fulfil a condition. For example, COUNT_VALUES_IF(my_values[] > 3) will return the number of elements that are greater than 3.

Syntax

COUNT_VALUES_IF(input)

Arguments

Name	Type	Description	Default Value
input	Boolean	The input array

Returns

the number of times true appeared in the input array. a primitive value is considered to be an array with one element.

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Examples

input	Output
null::Boolean	0
array[true, false, true]	2

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_IF(input) AS Output
    FROM default_glue_catalog.upsolver_samples.orders_raw_data
    LET input = null::boolean
    WHERE $commit_time BETWEEN run_start_time() AND run_end_time()
    LIMIT 1;

Query result

input	Output
null::Boolean	0