/Python/Django/Join tables in django orm

Join tables in django orm

Django model query join

Blog.objects.filter(entry__headline__contains='Lennon').filter(entry__pub_date__year=2008)

Source: docs.djangoproject.com

Join tables in django orm

def meetings(request):
    meetingData = EventsBoardmeeting.objects.all()
    return render(request, 'board/meetings.html', {'data': meetingData })

Source: stackoverflow.com

Join tables in django orm

{% for x in data %}
   {{ x.location_id.name }}
{% endfor %}

Source: stackoverflow.com

Join tables in django orm

class EventsMeetinglocation(models.Model):
    id = models.IntegerField(primary_key=True)
    name = models.CharField(max_length=100)
    address = models.CharField(max_length=200)

    class Meta:
        managed = True
        db_table = 'events_meetinglocation'

class EventsBoardmeeting(models.Model):
    id = models.IntegerField(primary_key=True)
    date = models.DateTimeField()
    agenda_id = models.IntegerField(blank=True, null=True)
    location_id = models.ForeignKey(EventsMeetinglocation)
    minutes_id = models.IntegerField(blank=True, null=True)

    class Meta:
       managed = True
       db_table = 'events_boardmeeting'

Source: stackoverflow.com

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