Specify ON DELETE CASCADE, use cascade= instead of deprecated
authorEric Price <ecprice@mit.edu>
Fri, 6 Jun 2008 16:25:15 +0000 (12:25 -0400)
committerEric Price <ecprice@mit.edu>
Fri, 6 Jun 2008 16:25:15 +0000 (12:25 -0400)
private=.

svn path=/trunk/packages/sipb-xen-database/; revision=592

sipb_xen_database/models.py

index d3f1f6d..1d8b83f 100644 (file)
@@ -69,7 +69,7 @@ autoinstalls_table = Table('autoinstalls', meta,
 machine_access_table = Table('machine_access', meta,
        Column('machine_id', Integer, ForeignKey('machines.machine_id'), nullable=False, index=True),
        Column('user', String, nullable=False, index=True),
-       PrimaryKeyConstraint('machine_id', 'user'))
+       PrimaryKeyConstraint('machine_id', 'user', ondelete='CASCADE'))
 
 class Machine(object):
     def __repr__(self):
@@ -103,7 +103,7 @@ assign_mapper(ctx, Machine, machine_table,
               properties={'nics': relation(NIC, backref="machine", lazy=False),
                           'disks': relation(Disk, backref="machine", lazy=False),
                           'type': relation(Type, lazy=False),
-                          'acl': relation(MachineAccess, backref="machine", lazy=False, private=True)});
+                          'acl': relation(MachineAccess, backref="machine", lazy=False, passive_deletes=True, cascade="all, delete-orphan")});
 assign_mapper(ctx, MachineAccess, machine_access_table)
 assign_mapper(ctx, NIC, nic_table)
 assign_mapper(ctx, Disk, disk_table)