Sorry i will try to reformulate say you've started a transaction and someone modifies the DB, will it overwrite or exception?
On Wed, Sep 24, 2008 at 3:41 PM, Ayende Rahien <[EMAIL PROTECTED]> wrote: > Not following. What do you mean doesn't matter? The transaction setting? > Because NHibernate doesn't have different behavior based on that. > > > On Wed, Sep 24, 2008 at 3:36 PM, ndotan <[EMAIL PROTECTED]> wrote: > >> >> thanks for the very quick answer ayende >> can you elaborate why the model doesnt matter? >> >> >> On Sep 24, 3:33 pm, "Ayende Rahien" <[EMAIL PROTECTED]> wrote: >> > On Wed, Sep 24, 2008 at 3:27 PM, ndotan <[EMAIL PROTECTED]> wrote: >> > >> > > hey guys i was presenting NH, and got some questions.. >> > >> > > 1. what happens if DB not support transactions and im trying a >> > > transaction >> > >> > An exception is thrown. NHibernate mandates the use of transactions. >> > >> > > 2. is the transaction model pesimistic? >> > >> > Doesn't matter. >> > >> > >> > >> > > 3. when i use session.Get twice in a row, NH doesnt query the DB again >> > > and gives me the same instance, >> > > when does NH know to go to the DB and update that entity? how does >> > > it know that the database row was changed in order to go to the DB? >> > >> > It get it from the session first level cache. It doesn't go to the DB >> and >> > you'll get stale object exception if you setup concurrency right and >> someone >> > changed the row underneath you >> > >> > > sidenote(slightly offtopic, but it came up in the presentation): >> > > is MS entityframework with oracle a fiction? >> > >> > I haven't seen or heard anything about it. It may exists, though. >> >> > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "nhusers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/nhusers?hl=en -~----------~----~----~----~------~----~------~--~---
