SQLite database vacuum script

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
from django.conf import settings

def vacuum_db():
    from django.db import connection
    cursor = connection.cursor()
    cursor.execute("VACUUM")
    connection.close()

if __name__ == "__main__":
    print "Vacuuming database..."
    before = os.stat(settings.DATABASE_NAME).st_size
    print "Size before: %s bytes" % before
    vacuum_db()
    after = os.stat(settings.DATABASE_NAME).st_size
    print "Size after: %s bytes" % after
    print "Reclaimed: %s bytes" % (before - after)

More like this

  1. grep and delete sqlite tables by kifkif 2 years, 5 months ago
  2. Test Django against many Pythons and databases by jacobian 5 years, 2 months ago
  3. oneliner to delete SQLite tables by kifkif 2 years, 7 months ago
  4. Database migration and dump/load script by akaihola 5 years, 1 month ago
  5. CompressedTextField for Django 1.0+ by bwhittington 3 years ago

Comments

dariosky (on January 21, 2011):

An update to make it work with multiple connection in Django 1.2:

from django.db import transaction, connections

def vacuum_db(using='default'):
    cursor = connections[using].cursor()
    cursor.execute("VACUUM")
    transaction.set_dirty(using=using)

#

(Forgotten your password?)