Re: Wasting time?

Because they very often _do_ have business value.
Bug #1034 is a meaningful name, even for things that are auto gen PK.

File 'foo.cs' - Revision # 12 is a meaningful business PK.

On Tue, Jun 17, 2008 at 7:02 AM, Fabio Maulo <[email protected]> wrote:

> Walking with my dog a question has invaded the mind.
>
> Do we are wasting time?
>
> Let me explain....
> First of all the theory:
> *POIDs should have absolutely no business meaning whatsoever. Nada. Zip.
> Zilch. Zero.*
>
> From the point of view of OOP the POID (Persistent Object ID) is uneeded.
> One of the *"invasion"* NH do, in our view of an entity, is that our
> entity *must *hold the ID for the persistence.
>
> In general, in our entity, we have a typed ID (int, Guid, long, composite
> etc.)
>
> Like many of us know NH, internally, can't use a strongly typed Id exactly
> because we can use various types including an instance of a special object
> (composite).
> For all reference to ID NH use System.Object.
>
> If we are using a ValueType and NH use System.Object, what happen with
> Boxing - unBoxing ?
> *How many time we are wasting in Boxing-unBoxing?
>
> *If the *"POIDs should have absolutely no business meaning"*, which
> meaning have declare it as int or long ?
> Why not use System.Object as a type of our ID ?
>
> Well... time off... is better to go to sleep.
> Fabio Maulo
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