Thanks Gaëtan
We investigated it a bit more detailed
Elixir works fine with views, until you do not modify entity.
Also you can add eager load in Elixir by set lazy=False like this
image = ManyToOne('Image', lazy=False)

Regards, Mykola

On May 14, 7:10 pm, Gaetan de Menten <[email protected]> wrote:
> On Wed, May 13, 2009 at 17:28, Mykola Paliyenko <[email protected]> wrote:
> > Is it possible to have a read-only entities in Elixir, by mapping
> > entity to the view not to the table?
> > If do how to do it? Just map and not edit?
>
> Hmmm, I don't know if/how SQLAlchemy support views... autoload=True
> *might* work, if reflecting a view as a Table is supported in
> SQLAlchemy.
>
> > Basically the problem why I need it is that we want to retrieve
> > related data for list of entities in one query (now it do it for each
> > entity in a list) and map it to the new object, to have no problems
> > with data type mapping we want to use new Elixir entity on top of the
> > View where all needed fields are present. Is it the best way we can do
> > it, or there are better receipts that allow to use DB less heavily.
>
> I'm not sure I understand what you need. You might be able to do what
> you are looking for through column_properties and eager loads, as
> described 
> at:http://www.sqlalchemy.org/docs/05/mappers.html#sql-expressions-as-map...
>
> http://www.sqlalchemy.org/docs/05/ormtutorial.html#working-with-relat...
>
> http://www.sqlalchemy.org/docs/05/mappers.html#configuring-loader-str...
>
> --
> Gaëtan de Mentenhttp://openhex.org
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