[Zope3-Users] Object modified or not

[Frank Burkhardt]

Hi,

how does Zope decide, if a persistent object is modified?

What I'm interested in:

Does
 
   myobject._foo='bar'
   delattr(myobject,'_foo')
 
make Zope create a new version of the 'myobject' in zodb?

Regards,

Frank