Instructors

WordPress database error: [Unknown column 'approved' in 'where clause']
SELECT DISTINCT user.*, user_meta.meta_value AS instructor_from_date FROM wp_users user INNER JOIN wp_usermeta user_meta ON ( user.ID = user_meta.user_id ) INNER JOIN wp_usermeta inst_status ON ( user.ID = inst_status.user_id ) WHERE user_meta.meta_key = '_is_tutor_instructor' AND ( user.display_name LIKE '%%' OR user.user_email LIKE '%%' ) AND inst_status.meta_key = '_tutor_instructor_course_id' AND inst_status.meta_value = approved ORDER BY user_meta.meta_value LIMIT 0, 12;