django1/tests/model_indexes/models.py

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from django.db import models
class Book(models.Model):
title = models.CharField(max_length=50)
author = models.CharField(max_length=50)
pages = models.IntegerField(db_column='page_count')
shortcut = models.CharField(max_length=50, db_tablespace='idx_tbls')
isbn = models.CharField(max_length=50, db_tablespace='idx_tbls')
barcode = models.CharField(max_length=31)
class Meta:
indexes = [
models.Index(fields=['title']),
models.Index(fields=['isbn', 'id']),
models.Index(fields=['barcode'], name='%(app_label)s_%(class)s_barcode_idx'),
]
class AbstractModel(models.Model):
name = models.CharField(max_length=50)
shortcut = models.CharField(max_length=3)
class Meta:
abstract = True
indexes = [
models.Index(fields=['name']),
models.Index(fields=['shortcut'], name='%(app_label)s_%(class)s_idx'),
]
class ChildModel1(AbstractModel):
pass
class ChildModel2(AbstractModel):
pass