RAND

Returns a pseudo-random value in the range 0.0 <= x < 1.0.

This is an alias for the RANDOM function.

Syntax

RAND()

Returns

type: double

A pseudo-random value in the range 0.0 <= x < 1.0

The value will not change between different runs of the same task, i.e. if the result of this function makes the task fail, it will consistently fail.

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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 RAND() as random_value
    FROM default_glue_catalog.upsolver_samples.orders_raw_data 
    WHERE $commit_time BETWEEN run_start_time() AND run_end_time()
    LIMIT 5;

Query result

random_value
0.7221127479457028
0.2188878339486462
0.2127962883398693
0.12963758700859804
0.52354605630098234