Your feedback is most constructive. On 25 Apr 2011, at 17:01, Fabio Maulo <[email protected]> wrote:
> and even transformed a value-object to an entity... > ...and think that I ask ConfORM's users to think about the domain just > thinking in OO without worrying about persistence... > bah?!?!? > > On Mon, Apr 25, 2011 at 12:48 PM, Fabio Maulo <[email protected]> wrote: > blah!!! composite-id brrrrrrrrrrrrrrrrrrrr > > > On Mon, Apr 25, 2011 at 11:57 AM, Øyvind Valland <[email protected]> > wrote: > For anyone who's interested, I got a solution for this with some help from > the guys on SO - > http://stackoverflow.com/questions/5728741/preventing-delete-insert-when-modifying-many-to-many-relationship-with-nhibernate. > > Fabio's (very good) suggestion of using an IdBag would have done the trick - > but I didn't want to mix FluentNH with HBM, so I chose to map another > component with a composite id. > > > On 22 April 2011 18:13, Øyvind <[email protected]> wrote: > Hello, > > I still haven't been able to figure out why this happens. I anyone > able to offer any pointers? Any help would be much appreciated. Or > please just tell me if my question is too difficult or too stupid. > > Thank you, > Øyvind > > On Apr 20, 1:02 pm, Øyvind <[email protected]> wrote: > > Hello, > > > > I've got a user and a place entity, and a relationship mapped between > > them using a 'UserPlace' entity (A user can belong to many places). > > The mapping, with FluentNH, is below. This works fine, but I've > > noticed that every time I modify a User's UserPlace (setting a place > > as default or selected) the entire collection of UserPlace is first > > deleted from the database, and then reinserted. I assume it's because > > NHibernate doesn't know enough about what distinguishes one row from > > another, so how can I change my mapping to prevent a complete deletion > > and re-insertion of all rows? > > > > public class UserMap : ClassMap<User> > > { > > HasMany(x => x.Neighbourhood) > > .Component(c => > > { > > c.Map(x => x.IsDefault).Not.Nullable(); > > c.Map(x => x.Selected).Not.Nullable().Default("0"); > > c.References(x => x.Place).Fetch.Join(); > > } > > ).Not.LazyLoad().Cascade.SaveUpdate(); > > > > > > > > > > > > > > > > } > > -- > 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. > > > > > -- > Visit my blog at http://www.babel-lutefisk.net > -- > 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. > > > > -- > Fabio Maulo > > > > > -- > Fabio Maulo > > -- > 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. -- 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.
