I have 6 tables
1. course
2. groups
3. group_members
4. group_events
5. events
6. users
Users is the parent table for group_members
Courses is the parent table for groups
events is the parent table for group_events
groups is the parent table for group_members and group_events
(Parent table here
Never mind.
I found the problem. It is because I have some course_id in groups
which do not exist in courses.
On Nov 4, 3:50 pm, Steveston [EMAIL PROTECTED] wrote:
I have 6 tables
1. course
2. groups
3. group_members
4. group_events
5. events
6. users
Users is the parent table for