For correct operation, the JQ library is required, 3.1.1 or under, for example: 3.1.1.
SQL Example:
select
dbms_random.string('u', 1)||dbms_random.string('l', 5) as name,
round(dbms_random.value(20, 45)) as cnt,
to_char(trunc(dbms_random.value(0, 256*256*256)), 'fm0xxxxx') as color
from dual
connect by level < round(dbms_random.value(30,50))