CREATE TABLE events (event_id DECIMAL, service_id DECIMAL, event_details TEXT)
CREATE TABLE participants_in_events (event_id DECIMAL, participant_id DECIMAL)
CREATE TABLE services (service_id DECIMAL, service_type_code TEXT)
CREATE TABLE participants (participant_id DECIMAL, participant_type_code TEXT, participant_details TEXT)

How many participants belong to the type 'Organizer'?
SELECT COUNT(*) FROM participants WHERE participant_type_code = 'Organizer'
SELECT COUNT(*) FROM "participants" WHERE "participant_type_code" = 'Organizer'