SQLite database vacuum script

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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)

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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)

#

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