That is very clear, thanks Casey. On Tue, Apr 6, 2010 at 6:20 PM, Casey Duncan <ca...@pandora.com> wrote:
> The only requirement for an object to be stored in zodb is that it is > pickeable. However, if an object is mutable (as most user-defined objects > are) its class should subclass Persistent so that updates to it are > automatically saved and it will get put as its own "record" in the database. > Practically-speaking, all user-defined objects stored in zodb should > subclass Persistent. Not doing so either implies that you really know what > you are doing, or the opposite 8^). > > -Casey > > On Apr 6, 2010, at 5:54 PM, george hu wrote: > > > In the official documentation, the tutorial of zodb wiki shows a Page > class who is inherited from the the Persistent. When I look at the Feeds > Tool example on Karl, none of the model classes are inherited from the > Persistent, but the objects are saved into the zodb. So I would like to know > the details of inheriting from the Persistent, or the consequence of not > inherit? > > > > Thanks > > > > George Hu > > _______________________________________________ > > Repoze-dev mailing list > > Repoze-dev@lists.repoze.org > > http://lists.repoze.org/listinfo/repoze-dev > >
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