trino-funnel-udf

funnel udf for trino

usage

put files into trino and execute follow command

mvn clean package -DskipTests -rf :trino-kdc-functions

select nvl(column, 'test') from table;

select ouid, funnel(event, timestamp, arrayp['step1'], array['step2'], array['step3']) from table group by ouid;

select array_sum(funnel) from (expresion) ;