Thomas, So in a given implementation, could you freely use a mix of ODMG or PersistenceBroker, given that you do not need auto-update or auto-delete?
yuji ---- On Fri, 28 Feb 2003, Thomas Mahler wrote: > Hi Joerg, > > Joerg Lensing wrote: > > hi experts, > > i studied the junit-test to learn about mapping and querying. Although > > the documention says, the mapping can be used to both (ODMG(OQL-Queries) > > and PersistenceBroker) > > Yes that's still true. > > > it seems to me, that there are differences. (e.g. > > org.apache.ojb.odmg.Article vs. org.apache.ojb.broker.Article) . Is > > there a general rule? > > There is only exception: The semantics for cascding updates and deletes > is different in ODMG and PB. > In ODMG you *must not* set auto-update="true" and also not > auto-delete="true". > This sole difference is documented in tutorial3. > > cheers, > Thomas > > > > > thanx > > > > joerg > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > Yuji Shinozaki Computer Systems Senior Engineer [EMAIL PROTECTED] Advanced Technologies Group (804)924-7171 Information Technology & Communication http://www.people.virginia.edu/~ys2n University of Virginia --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
