COUNT(DISTINCT ...)

Counts the number of distinct non-null input values.

Syntax

COUNT(DISTINCT X)

Arguments

X

Type: any

The values to be counted.

Returns

Type: bigint

Returns the number of distinct non-null input values.

Examples

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 
        LOWER(ordertype) as ordertype,
        COUNT(DISTINCT customer.address.state) as num_states
    FROM default_glue_catalog.upsolver_samples.orders_raw_data 
    WHERE $commit_time BETWEEN run_start_time() - PARSE_DURATION('1d') AND run_end_time()
    GROUP BY 1
    LIMIT 2;

Query result

ordertype	num_states
pickup	23
shipping	34