nadav, I've solved it for the time being using an ICriteria with an Expression.Sql criterion. Thx for pointing that out. ;)
Anyway, I still wonder if the problem that I pointed out using ISQLQuery is a bug or if I was really doing something wrong ? On 8 apr, 22:26, nadav s <[email protected]> wrote: > few stuff: > > 1. why won't you map the table? falling back on native sql, IMO is worst > practice when you're using a great tool that does everything for you > > 2. even if you decide not to map that table (if so, why?), you could use a > regular criteria and just add a native sql criterion > to a regular criteria - (see Expression.Sql i belive. there you could write > some_field in (Select some_field from UnmappedTable Where ...)) > > then you fall back on native sql only in one of the where clauses and not > the whole query, but again, why won't you just map the table? > > 3. i'm not sure, but from the top of my head i think there's something like > SetRootEntity, but i might be off > > On Thu, Apr 8, 2010 at 6:02 PM, FrederikGheysels < > > > > > > [email protected]> wrote: > > Additional Info: > > - when I do not specify the DistinctRootEntity ResultTransformer, the > > query returns instances of 'Prestation', however, multiple copies of > > the same instance are present in the result. > > > On 8 apr, 16:38, FrederikGheysels <[email protected]> > > wrote: > > > Hi all, > > > > I'm using NHibernate 2.1.2.400, and I'm having an issue with a an > > > ISQLQuery query. > > > > The reason why I use an ISQLQuery here, is that this query uses a > > > table for which I have no entity mapped in NHibernate. > > > > The query looks like this: > > > > ISQLQuery query = session.CreateSQLQuery ( > > > "select p.*, price.* " + > > > "from prestation p left outer join prestationprice price on > > > p.PrestationId = price.PrestationId " + > > > "where p.Id IN ( select id from prestationregistry where ..."); > > > > 'Prestationregistry' is the table that is not known by NHibernate > > > (unmapped, so therefore the native SQL Query). > > > > my code continues like this: > > > > query.AddEntity ("p", typeof(Prestation)); > > > query.AddJoin ("price", typeof(PrestationPrice)); > > > > query.SetResultTransformer (Transformers.DistinctRootEntity); > > > > var result = query.List(); > > > > So far so good. > > > I expect that I'm given a list of 'Prestation' instances as a result > > > of this query, since I declared 'Prestation' as being the root-object > > > that has to be returned by the AddEntity method. > > > I also expect that the PrestationPrices for each Prestation are > > > eagerly loaded by this query (hence the AddJoin method). > > > > To my surprise, the List() method returns a collection of > > > PrestationPrice instances instead of Prestation instances. > > > How come ? Am I doing something wrong ? And if so, could you be so > > > kind to tell me what I'm doing wrong ? > > > Or, is this a bug ? > > > -- > > 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. > > -- > 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 at http://groups.google.com/group/nhusers?hl=en.
