2011/11/11 Christian Heimes <li...@cheimes.de> > Am 10.11.2011 17:09, schrieb Tim Wintle: > >> Meanwhile, I have a ZODB running, which stores all the living > >> objects. > > > > The ZODB is append only and stores all objects. Deleting references to > > an object (which would causes deletion of standard python objects) won't > > delete it from the zodb, it'll just delete the references. > > That's not entirely correct. In fact you *CAN* delete references to > objects that are stored in ZODB. An unreferenced object is no longer > accessible from future transactions. The object is only available from > the transaction history log and thus still stored in the database file > until the ZODB is packed. Once the ZODB is packed, all unreferenced > objects are gone for good. > > ZODB is much more than a simple pickle jar. It's a transparent and > poweful object database that behaves like an ordinary tree of Python > objects. > > I am verifying the ZODB solution, not clear yet, anyway, your points regarding this sounds reasonable to me. i am almost sure the python and ZODB designer has already did a good job to make us handle such case easily, all i am trying to do is find the right path.
Thanks a lot. > -- > http://mail.python.org/mailman/listinfo/python-list >
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