Hi Richard,
I am facing a difficulty here.
Can you please tell me that how to iterate over this queryset ,
performance.ensemble_set.all() ??
Thanks.
On Wednesday, February 22, 2017 at 7:55:24 PM UTC+5:30, Richard Jackson
wrote:
>
> Hi all,
>
> I'm putting together my first app, closely modelled on the Django
> tutorial, and wanted some advice regarding when to split the various models
> into different foreign keys.
>
> The app lists performances, who's performing, what my role is with them
> (i.e. conductor, pianist etc.), the venue and the start date/time of these
> performances.
>
> I'd initially thought I should split these all into separate classes,
> since, for example, the same Ensemble might be involved in a different
> performance, but I'm now not sure that's correct (/my understanding is
> incorrect). Would someone mind letting me know if this is a good idea or
> whether there's a better practice I should follow.
>
> I've included my models.py file below:
>
> from django.db import models
> from django.utils import timezone
> # Create your models here.
>
>
> class Performance(models.Model):
> """First attempt at a thing!"""
> performance_name = models.CharField(max_length=200)
> link = models.CharField(max_length=200)
>
> def __unicode__(self):
> return self.performance_name
>
>
> class Ensemble(models.Model):
> performance = models.ForeignKey(Performance)
> ensemble = models.CharField(max_length=200)
>
> def __unicode__(self):
> return self.ensemble
>
>
> class Role(models.Model):
> performance = models.ForeignKey(Performance)
> role = models.CharField(max_length=200)
>
> def __unicode__(self):
> return self.role
>
>
> class Venue(models.Model):
> performance = models.ForeignKey(Performance)
> venue = models.CharField(max_length=200)
>
> def __unicode__(self):
> return self.venue
>
>
> class Date(models.Model):
> performance = models.ForeignKey(Performance)
> start_date = models.DateTimeField('Start Date', default=timezone.now)
> end_date = models.DateTimeField('End Date', default=timezone.now)
>
>
> Thanks!
>
> Rich
>
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