Tells in which of the courses many instances certain user has enrolled to. The relationship defines to which instance we should associate the student’s submissions and scores.
Name | Type | Default | Nullable | Children | Parents | Comment |
---|---|---|---|---|---|---|
course_id | uuid | false | public.student_countries public.user_course_settings | public.courses | ||
course_instance_id | uuid | false | public.student_countries public.user_course_settings | public.course_instances | The course instance where the user has enrolled to. Part of the primary key. | |
created_at | timestamp with time zone | now() | false | Timestamp when the record was created | ||
deleted_at | timestamp with time zone | true | Timestamp when the record was deleted. If null, the record is not deleted. | |||
updated_at | timestamp with time zone | now() | false | Timestamp when the record was last updated. The field is updated automatically by the set_timestamp trigger. | ||
user_id | uuid | false | public.student_countries public.user_course_settings | public.users | The user that has enrolled to a course instance. Part of the primary key. |
Name | Type | Definition |
---|---|---|
course_instance_enrollments_course_id_fkey | FOREIGN KEY | FOREIGN KEY (course_id) REFERENCES courses(id) |
course_instance_enrollments_course_instance_id_fkey | FOREIGN KEY | FOREIGN KEY (course_instance_id) REFERENCES course_instances(id) |
course_instance_enrollments_pkey | PRIMARY KEY | PRIMARY KEY (user_id, course_instance_id) |
course_instance_enrollments_user_id_fkey | FOREIGN KEY | FOREIGN KEY (user_id) REFERENCES users(id) |
Name | Definition |
---|---|
course_instance_enrollments_pkey | CREATE UNIQUE INDEX course_instance_enrollments_pkey ON public.course_instance_enrollments USING btree (user_id, course_instance_id) |
course_instance_enrollments_user_course_settings_key | CREATE UNIQUE INDEX course_instance_enrollments_user_course_settings_key ON public.course_instance_enrollments USING btree (user_id, course_id, course_instance_id) |
Name | Definition |
---|---|
set_timestamp | CREATE TRIGGER set_timestamp BEFORE UPDATE ON public.course_instance_enrollments FOR EACH ROW EXECUTE FUNCTION trigger_set_timestamp() |
Generated by tbls