class Book(models.Model):
name = models.CharField(max_length=50)
synopsis = models.CharField(max_length=255)
book_type = models.CharField(max_length=15,
null=True,
choices=BOOK_CHOICES)
pages = models.IntegerField(null=True)
date_created = models.DateField(auto_now=True)
author = models.ManyToManyField(foreign_key="Author")
class Meta:
ordering = ["-name"]
unique_together = ["name", "synopsis"]
class Developer(models.Model):
name = models.CharField(max_length=50, unique=True)
age = models.IntegerField(default=25)
org = models.ManyToManyField(foreign_key='Organization')
class Author(models.Model):
na = models.PkField(db_column='uid')
name = models.CharField(max_length=50, unique=True)
email = models.EmailField(max_length=100, null=True)
age = models.IntegerField()
publisher = models.ManyToManyField(foreign_key='Publisher')
class Author(models.Model):
na = models.AutoField(db_column="uid")
name = models.CharField(max_length=50, unique=True, db_index=True)
email = models.EmailField(max_length=100, null=True, db_index=True)
age = models.IntegerField()
publisher = models.ManyToManyField(foreign_key="Publisher")
