text: select
  	fill_in_missing_parameters(e.id)
  from
  	experiment e
  join
  	experiment_group eg
  on
  	e.experiment_group_id
  	=
  	eg.id
  join
  	experiment_script es
  on
  	es.id = eg.experiment_script_id
  join
  	parameter_group pg
  on
  	pg.id = es.parameter_group_id
  join
  	parameter_type pt
  on
  	pt.parameter_group_id = pg.id
  left join
  	parameter p
  on
  	p.parameter_type_id = pt.id
  and
  	p.experiment_id = e.id
  where
  	p.id is null
  