A Database Error Occurred

Error Number: 1064

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 'group by cst.course_schedule_id order by cst.date asc' at line 5

Select c.max_class_size, min(cst.date) as start, max(cst.date) as end from course_schedule cs left join course c on c.id = cs.course_id left join course_schedule_detail cst on cs.id = cst.course_schedule_id where c.id = group by cst.course_schedule_id order by cst.date asc

Filename: models/Home_model.php

Line Number: 267