text: -- +migrate Up
  -- SQL in section 'Up' is executed when this migration is applied
  ALTER TABLE  ONLY  stop_areas RENAME COLUMN requested_at TO next_collect_at;
  
  -- +migrate Down
  -- SQL section 'Down' is executed when this migration is rolled back
  ALTER TABLE  ONLY  stop_areas RENAME COLUMN next_collect_at TO requested_at;
  