I simply need invalidate cache. So next call not get value fro cache
but from real database.

On Sep 30, 5:27 pm, Roger Kratz <[email protected]> wrote:
> I'm not sure I understand but...
>
> << [...] Session is the same betwwen calls. [...]>>
> << [...] query.ExecuteUpdate(); [...] >>
>
> Are you expecting your call to ExecuteUpdate to update the state inside your 
> ISession? I don't think that will work.
>
> Session keeps a first level cache. The state of this cache won't be updated 
> when calling ExecuteUpdate AFAIK - no entities are returned.
>
> /Roger
>
>
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of 
> Yauhen
> Sent: den 30 september 2010 16:10
> To: nhusers
> Subject: [nhusers] Re: NHibernate cache
>
> so nobody has ideas?
>
> On Sep 28, 12:50 pm, Yauhen <[email protected]> wrote:
> > I have found very strange effect when using nhibernate.
> > I am trying to do one clever update operation. Then read saved data
> > from database.
> > Operations are mostly based on sql queries. In database data are ok.
> > But by some strange reason nhibernate uses cached old data.
> > Operations are described like following:
> > <class name="Message"  table="Messages" >
> >                 <id name="Id" type="Int32" column="Id">
> >                         <generator class="identity"/>
> >                 </id>
> >                 <property name="Subject" column="Subject" type="String"/>
> >                 <property name="CategoryId" column="CategoryId" 
> > type="Int32"/>
>
> > <sql-query name="Message.Delete">
> >     <synchronize table="Messages"/>
> >     UPDATE Messages
> >     SET CategoryId = (  /* long select to decide to which category to
> > move*/
> >                                )
> >      WHERE Id = :messageId
> >   </sql-query>
>
> >  <sql-query name="Message.GetDetails">
> >     <return alias="msg" class="Message"/>
> >         SELECT  {msg.*}
> >         FROM Messages {msg}
> >         WHERE msg.Id = :messageId
> >   </sql-query>
>
> > when calling delete/update query I use syntax like following
> >  using (ITransaction trans = _session.BeginTransaction())
> >             {
> >                 IQuery query =
> > _session.GetNamedQuery("Message.Delete");
> >                 query.SetParameter<IdT>(paramName, id);
> >                 query.ExecuteUpdate();
> >                 trans.Commit();
>
> >                  _session.Flush();
> >             }
> > when calling read:
> > IQuery query = _session.GetNamedQuery("Message.GetDetails");
> > query.SetInt32("messageId", messageId);
> > query.List<Message>();
>
> > Session is the same betwwen calls. Caching occurs somewhere inside
> > NHibernate.Loader
>
> > obj = session.GetEntityUsingInterceptor(key);
>
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