Clickhouse many to many example

many2many.sql

DROP TABLE schedule;
CREATE TABLE schedule
(
    aggregateId UInt16,
    scheduleId UInt16,
    cashflow Float32,
    perimeter Array(String)
)
ENGINE = TinyLog;

insert into schedule(aggregateId, scheduleId, cashflow, perimeter) values 
(1, 60, 100, array('PERIMETER 1', 'PERIMETER 2'))
(1, 70, 150, array('PERIMETER 1', 'PERIMETER 2'))
(2, 80, 120, array('PERIMETER 4'))
(2, 90, 200, array('PERIMETER 4'))
(3, 100, 1000, array('PERIMETER 3', 'PERIMETER 2'));

select * from schedule where has(perimeter, 'PERIMETER 2');

select * from schedule where hasAll(perimeter, ['PERIMETER 2','PERIMETER 1']);

select * from schedule where hasAny(perimeter, ['PERIMETER 1','PERIMETER 3']);

select sum(cashflow) from schedule where has(perimeter, 'PERIMETER 2');

non_linear_calculation.sql

drop table schedule2;
CREATE TABLE schedule2
(
    aggregateId UInt16,
    scheduleId UInt16,
    cashflow Float32,
    perimeter Tuple(String, String, String)
)
ENGINE = TinyLog;

insert into schedule2(aggregateId, scheduleId, cashflow, perimeter) values 
(1, 60, 100, tuple('PERIMETER 1', 'PERIMETER 2', 'PERIMETER 3'))
(1, 70, 150, tuple('PERIMETER 2', 'PERIMETER 3', 'PERIMETER 4'))
(2, 80, 120, tuple('PERIMETER 4', 'PERIMETER 2', 'PERIMETER 1'))
(2, 90, 200, tuple('PERIMETER 4', 'PERIMETER 5', 'PERIMETER 1'))
(3, 100, 1000, tuple('PERIMETER 5', 'PERIMETER 2', 'PERIMETER 3'));

select multiply(cashflow, cashflow) from schedule2;

with (select sum(cashflow) from schedule2) as total
select divide(cashflow, total) as ratio from schedule2;