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Changes between Initial Version and Version 1 of Ticket #30379, comment 3

-              initial
+              v1
 then both
 {{{#!python
 Alert.objects.exclude(item__order_items__user=models.F('user'))
+Alert.objects.exclude(item__user_items__user=models.F('user'))
 }}}
 and
 {{{#!python
 Alert.objects.exclude(item__order_items__user=the_user)
+Alert.objects.exclude(item__user_items__user=the_user)
 }}}
 both emit `ProgrammingError`s.