ALTER TABLE rsvp_requests DROP COLUMN rsvp_slot_id; ALTER TABLE rsvp_requests DROP COLUMN chosen; ALTER TABLE rsvp_requests DROP COLUMN message; CREATE TABLE rsvp_requests_rsvp_slots ( id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4() NOT NULL, rsvp_request_id VARCHAR(64) NOT NULL REFERENCES rsvp_requests(id) ON DELETE CASCADE, rsvp_slot_id VARCHAR(64) NOT NULL REFERENCES rsvp_slots(id) ON DELETE CASCADE, chosen BOOLEAN DEFAULT FALSE, created_at TIMESTAMP WITHOUT TIME ZONE DEFAULT NOW() NOT NULL, updated_at TIMESTAMP WITHOUT TIME ZONE DEFAULT NOW() NOT NULL ); CREATE TABLE session_info_comments ( id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(), music_session_id VARCHAR(64) NOT NULL REFERENCES music_sessions(id) ON DELETE CASCADE, creator_id VARCHAR(64) NOT NULL REFERENCES users(id) ON DELETE CASCADE, comment TEXT NOT NULL, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP );