Hands-On RESTful Python Web Services - Second Edition

Test your knowledge

Let's see whether you can answer the following questions correctly:

1. Which of the following lines define a field named title in a model that will generate a unique constraint on this field?
   1. title = django.db.models.CharField(max_length=250, unique=True)
   2. title = django.db.models.UniqueCharField(max_length=250)
   3. title = django.db.models.CharField(max_length=250, options=django.db.models.unique_constraint)

2. Which of the following lines define a field named title in a model that won't generate a unique constraint on this field?
   1. title = django.db.models.CharField(max_length=250, unique=False)
   2. title = django.db.models.NonUniqueCharField(max_length=250)
   3. title = django.db.models.CharField(max_length=250, options=django.db.models.allow_duplicates) ...