You could use a projection that maps back to the entity, setting the lists to null. Not an ideal solution though, as you are effectively working against the tool.
There might be some solution using a stateless session, but I haven't got QueryOver working against that in the NHIbernate version I use... /Peter On 27 Okt, 14:01, Niclas Pehrsson <[email protected]> wrote: > I agree with the author of that post > > "Some people dislike the idea of sending the 'real' domain objects > across the wire. Instead they create DTO objects for everything that > has to be passed back from a service. > > My personal preference is to only create DTO classes when they are > needed, hopefully saving time on creating both the DTO objects and the > code to map my domain properties to them." > > And we are keeping our domain model to not get deep or many > associations. > For example our Invoice object just got references to its orderlines > and actions. > And in this case I only want to load about 50 invoices without the > list of orderlines and actions. > And when I need to look or edit the invoice I will load the whole one. > But I'm not using any mapper in this case, I use the domain invoice > class. Cause all the logic I have on the server I want on my > silverlight client. > > Everything is working out fine except I can't tell nhibernate to not > bother about the orderlines and actions. (actions is a list with > actions that have happened to the invoice). > So have can I tell Nhibernate to skip these to collections in the > easiest way? :) > > On Oct 27, 10:44 am, "Richard Brown \(gmail\)" > > > > <[email protected]> wrote: > > You would still need to make a transient copy of your entities (don't modify > > the persistent ones). > > > Again, AutoMapper might be able to help ... or perhaps a little utility > > class to extract-and-copy a portion of your model: > > >http://broloco.blogspot.com/2009/02/sending-domain-objects-across-wir... > > > -----Original Message----- > > From: Niclas Pehrsson > > Sent: Wednesday, October 27, 2010 8:22 AM > > To: nhusers > > Subject: [nhusers] Re: QueryOver and Fetch > > > Well, I have read it, and I can't see why I just can't get an. > > > No it is not possible that way. > > Yes it is possible, you have to do like this...... > > > On Oct 26, 8:07 pm, Carlos cubas <[email protected]> wrote: > > > Same advice from me. Kind of reminds me of this blog post by Ayende. > > > >http://ayende.com/Blog/archive/2010/08/29/i-ainrsquot-going-against-m... > > > > -Carlos > > > > Practice makes perfect, but if no one is perfect, why practice? > > > > Date: Tue, 26 Oct 2010 13:54:06 -0400 > > > Subject: Re: [nhusers] Re: QueryOver and Fetch > > > From: [email protected] > > > To: [email protected] > > > > the best practice is to use a DTO. Using a connected db object in WCF is > > > not a good practice and will end up causing significant problems. I > > > recommend you rethink your db and transfer strategies. > > > John Davidson > > > > On Tue, Oct 26, 2010 at 10:39 AM, Niclas Pehrsson <[email protected]> > > > wrote: > > > > Well I don't want to use DTO's I'm looking for an solution where I can > > > > query the database with NHibernate and to not load an associated list > > > > at all. > > > > We have thought about DTO's but we want it to work this way. > > > > Any solutions? > > > > On Oct 26, 2:49 pm, Alessandro Ghidini <[email protected]> wrote: > > > > > Hi Niclas, > > > > I think that you're trying to solve the issue from the wrong > > > > perspective. > > > > You want to stop NH to load a collection because you don't want to > > > > expose > > > > that collection through the WCF service. In my opinion you should change > > > > the > > > > object returned by the WCF to a new object which does not contain the > > > > collection at all (using some sort of DTO). > > > > > I agree with you: Who am I to suggest it? You're right.. :) > > > > This is the reason why I'm going to point you to these > > > > addresses:http://ayende.com/Blog/archive/2009/05/14/the-stripper-pattern.aspxan...... > > > > > <http://ayende.com/Blog/archive/2009/05/14/the-stripper-pattern.aspx>To > > > > Ayende: for finding out those posts i googled for "ayende strip club".. > > > > Pls, > > > > do not have bad thoughts when you'll watch your blog statistics about > > > > google > > > > search keys! :) > > > > > On Tue, Oct 26, 2010 at 10:18, Niclas Pehrsson <[email protected]> > > > > wrote: > > > > > Im looking for a method to use QueryOver and tell it to not load an > > > > > associated list on my entity. > > > > > > The options are > > > > > Default > > > > > Eager > > > > > Lazy > > > > > > I want the result from lazy but I'm working with wcf services and when > > > > > serializing it will load the associated list anyway. Are there some > > > > > way there I can tell it to never load the list. Like just skip loading > > > > > it? > > > > > > I know I can do it by change my mapping and have different entitynames > > > > > but I'm looking for a more simple approach. > > > > > > -- > > > > > 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]<nhusers%[email protected]> > > > > > . > > > > > For more options, visit this group at > > > > >http://groups.google.com/group/nhusers?hl=en. > > > > > -- > > > > Alessandro Ghidini > > > > -- > > > > 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 > > > athttp://groups.google.com/group/nhusers?hl=en. > > > > -- > > > > 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 > > > athttp://groups.google.com/group/nhusers?hl=en. > > > -- > > 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 > > athttp://groups.google.com/group/nhusers?hl=en.- Dölj citerad text - > > - Visa citerad text - -- 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.
