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

24 lines
826 B
Python

from __future__ import unicode_literals
from optparse import make_option
from django.core.management.base import AppCommand
from django.db import connections, models, DEFAULT_DB_ALIAS
class Command(AppCommand):
help = 'Prints the SQL statements for resetting sequences for the given app name(s).'
option_list = AppCommand.option_list + (
make_option('--database', action='store', dest='database',
default=DEFAULT_DB_ALIAS, help='Nominates a database to print the '
'SQL for. Defaults to the "default" database.'),
)
output_transaction = True
def handle_app(self, app, **options):
connection = connections[options.get('database')]
return '\n'.join(connection.ops.sequence_reset_sql(self.style, models.get_models(app, include_auto_created=True)))