WordPress database error: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1]
SELECT COUNT(*) FROM rsvp_data WHERE calendar_id=

WordPress database error: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AND client.ID=calendar.client AND apt.ID=calendar.apt' at line 1]
SELECT calendar.ID AS rid, calendar.start AS start, calendar.end AS end, client.ID AS cid, client.first_name AS first, client.second_name AS second, client.voice AS voice, client.email AS email, apt.name as apartment FROM calendar, client, apt WHERE calendar.ID= AND client.ID=calendar.client AND apt.ID=calendar.apt