django1/django/core/management/commands/sqlindexes.py

25 lines
900 B
Python

from __future__ import unicode_literals
from django.core.management.base import AppCommand
from django.core.management.sql import sql_indexes
from django.db import connections, DEFAULT_DB_ALIAS
class Command(AppCommand):
help = "Prints the CREATE INDEX SQL statements for the given model module name(s)."
output_transaction = True
def add_arguments(self, parser):
super(Command, self).add_arguments(parser)
parser.add_argument('--database', default=DEFAULT_DB_ALIAS,
help='Nominates a database to print the SQL for. Defaults to the '
'"default" database.')
def handle_app_config(self, app_config, **options):
if app_config.models_module is None:
return
connection = connections[options['database']]
statements = sql_indexes(app_config, self.style, connection)
return '\n'.join(statements)