Originally posted by LondonManc
View Post

-- LOWEST HANGING FRUIT SELECT DISTINCT x.ni_number, x.agency_id, x.role_id from (select ni_number, agency_id, role_id from workers where paydate < '2017-04-06' and inside_ir35='N') x JOIN (select ni_number, agency_id, role_id from workers where paydate > '2017-04-06' and inside_ir35='Y') y on x.ni_number = y.ni_number and x.agency_id = y.agency_id and x.role_id = y.role_id -- SECOND WAVE SELECT DISTINCT x.ni_number, x.agency_id, y.role_id from (select ni_number, agency_id, role_id from workers where paydate < '2017-04-06' and inside_ir35='N') x JOIN (select ni_number, agency_id, role_id from workers where paydate > '2017-04-06' and inside_ir35='Y') y on x.ni_number = y.ni_number and x.agency_id = y.agency_id
Comment