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[Django 1.11] Refs #481 -- Explicit sorting of NULLs

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Raphael Michel
2017-05-25 17:21:33 +02:00
parent 8694e1901a
commit ebabd20d09
2 changed files with 17 additions and 15 deletions
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17
src/pretix/control/views/checkin.py
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@@ -1,4 +1,4 @@
from django.db.models import Prefetch, Q
from django.db.models import F, Prefetch, Q
from django.db.models.functions import Coalesce
from django.views.generic import ListView
@@ -68,12 +68,15 @@ class CheckInView(EventPermissionRequiredMixin, ListView):
'-code': '-order__code',
'email': 'order__email',
'-email': '-order__email',
'status': 'checkins__id',
'-status': '-checkins__id',
'timestamp': 'checkins__datetime',
'-timestamp': '-checkins__datetime',
# Set nulls_first to be consistent over databases
'status': F('checkins__id').asc(nulls_first=True),
'-status': F('checkins__id').desc(nulls_last=True),
'timestamp': F('checkins__datetime').asc(nulls_first=True),
'-timestamp': F('checkins__datetime').desc(nulls_last=True),
'item': 'item__name',
'-item': '-item__name',
'name': ('display_name', {'display_name': Coalesce('attendee_name', 'addon_to__attendee_name')}),
'-name': ('-display_name', {'display_name': Coalesce('attendee_name', 'addon_to__attendee_name')}),
'name': (F('display_name').asc(nulls_first=True),
{'display_name': Coalesce('attendee_name', 'addon_to__attendee_name')}),
'-name': (F('display_name').desc(nulls_last=True),
{'display_name': Coalesce('attendee_name', 'addon_to__attendee_name')}),
}