ALTER TABLE flight_prep_checks DROP FOREIGN KEY fk_flight_prep_checks_flight_prep_item;
ALTER TABLE flight_prep_checks DROP INDEX uk_flight_prep_checks_inspection_item;
ALTER TABLE flight_prep_checks DROP COLUMN flight_prep_item_id;
ALTER TABLE flight_prep_checks DROP COLUMN is_done;
ALTER TABLE flight_prep_checks DROP COLUMN note;
ALTER TABLE flight_prep_checks DROP INDEX idx_flight_prep_checks_flight_inspection_sorted;

ALTER TABLE flight_prep_checks
  ADD COLUMN notam_briefing TINYINT(1) NOT NULL DEFAULT 0 AFTER id,
  ADD COLUMN weather_briefing TINYINT(1) NOT NULL DEFAULT 0 AFTER notam_briefing,
  ADD COLUMN operational_flight_plan TINYINT(1) NOT NULL DEFAULT 0 AFTER weather_briefing;

ALTER TABLE flight_prep_checks
  ADD UNIQUE KEY uk_flight_prep_checks_inspection (flight_inspection_id);