"Claus Spitzer" <DocBoobenstein / gmail.com> schrieb im Newsbeitrag news:a7c2a819040722182673c1c41 / mail.gmail.com... > Traversing object networks... that seems like an application for > ObjectSpace.each_object No, he rather means, doing a graph search on a set of connected objects. ObjectSpace.each_object won't help you there, because that yields *all* objects. Typically you're only interested in a certain sub set, i.e. all objects that were retrieved from some persistent store within a single transaction (so you can write them all back) etc. Regards robert