Hi all,
Anyone has explanation to this? :
>>> len(models.Rezerwacja.objects.all())
9
>>> len(models.Rezerwacja.objects.annotate(przyjazd=Min('transza__zajetosc__dzien')))
9
>>> models.Rezerwacja.objects.annotate(przyjazd=Min('transza__zajetosc__dzien')).dates('utworzona','year')
[datetime.datetim
> Order matters when it comes to annotation. Read this section very
> carefully:http://docs.djangoproject.com/en/dev/topics/db/aggregation/#order-of-...
Off course order matters, but in this case annotate adds some extra
field to each Rezerwacja object which is irrelevant to dates grouping
- the
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