W
Size: a a a
W
tn
DT
Д
Д
BB
class Event:
student = FK(null=True)
group = FK(null=True)
university = FK(null=True)
BB
Е
BB
tn
Д
EventUser(Model):
user = models.ForeignKey(User, on_delete=models.CASCADE)
title = #
text = #
date_created = #
date_event = #
EventGroup(Model):
group = models.ForeignKey(Group, on_delete=models.CASCADE)
title = #
text = #
date_created = #
date_event = #
EventUniver(Model):
univer = models.ForeignKey(Univer, on_delete=models.CASCADE)
title = #
text = #
date_created = #
date_event = #
EventUser.object.all().filter(user)
EventGroup.object.all().filter(group)
EventUniver.object.all().filter(univer)
Д
Е
tn
EventUser(Model):
user = models.ForeignKey(User, on_delete=models.CASCADE)
title = #
text = #
date_created = #
date_event = #
EventGroup(Model):
group = models.ForeignKey(Group, on_delete=models.CASCADE)
title = #
text = #
date_created = #
date_event = #
EventUniver(Model):
univer = models.ForeignKey(Univer, on_delete=models.CASCADE)
title = #
text = #
date_created = #
date_event = #
EventUser.object.all().filter(user)
EventGroup.object.all().filter(group)
EventUniver.object.all().filter(univer)
BB
BB
Е
Е
BB
Е