(SELECT core_athlete.id,
        concat_ws(', ', concat_ws(' ', last_name, first_name, middle_name),
        to_char(birth_date, 'DD.MM.YYYY')) as "name",
        'athlete' as type
  FROM core_athlete WHERE concat_ws(' ', last_name, first_name, middle_name) ILIKE '%%' ORDER BY core_athlete.last_name asc LIMIT 10)

UNION ALL

  (SELECT core_competition.id,
          concat_ws(', ', name, city, to_char(start_date, 'DD.MM.YYYY')) as name,
          'competiton' as type
  FROM core_competition WHERE core_competition.name ILIKE '%%' ORDER BY core_competition.name LIMIT 10)

UNION ALL

  (SELECT webinars_webinar.id, concat_ws(', ', to_char(started_at, 'DD.MM.YYYY HH:MI'), title) as name, 'webinar' as type
   FROM webinars_webinar
    JOIN webinars_webinarattendee on webinars_webinar.id = webinars_webinarattendee.webinar_id where attendee_id = 2 and webinars_webinar.title ILIKE '%%'
  )

  UNION DISTINCT

  (SELECT webinars_webinar.id, concat_ws(', ', to_char(started_at, 'DD.MM.YYYY HH:MI'), title) as name, 'webinar' as type
   FROM webinars_webinar WHERE webinars_webinar.title ILIKE '%%' and private=FALSE)
   ORDER BY type LIMIT 100500;