The filter is to filter entities and not to be used in a formula.
btw... did you see the result of a simple query over the class Category ?

2009/12/9 Mike <[email protected]>

> I am using NHibernate 2.1. I am trying to use a filter in a property
> formula, but am getting the following error:
>
> filter-def for filter named 'SiteFilter' was never used to filter
> classes nor collections.
>
> Here is my mapping file:
>
> <?xml version="1.0" encoding="utf-8" ?>
> <hibernate-mapping xmlns="urn:nhibernate-mapping-2.2"
> assembly="DataAccess" namespace="DataAccess.Catalog">
>  <class name="Model.Catalog.Category,Model" table="Catalog.Category">
>
>    <id name="ID" column="ID" type="Int32" unsaved-value="0">
>      <generator class="native" />
>    </id>
>
>    <property name="Name" column="Name" type="string" length="50" not-
> null="true" />
>
>    <property name="ProductCount" formula="(SELECT COUNT(*) from
> Catalog.Product WHERE Product.CategoryID = ID)" lazy="true" />
>    <property name="SiteProductCount" formula="(SELECT COUNT(*) from
> Catalog.Product WHERE Product.CategoryID = :SiteFilter.SiteID)"
> lazy="true" />
>
>    <many-to-one name="Image"
>                 column="ImageID"
>                 not-null="true"
>                 class="Model.Catalog.Image,Model"
>                 cascade="save-update" />
>
>    <bag name="Products" table="Catalog.Product" generic="true"
> inverse="true">
>      <key column="CategoryID" />
>      <one-to-many class="Model.Catalog.Product,Model"/>
>    </bag>
>
>  </class>
>
>  <filter-def name="SiteFilter">
>    <filter-param name="SiteID" type="Int32" />
>  </filter-def>
> </hibernate-mapping>
> What am I doing wrong? Thanks for any help!
>
> --
>
> 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.
>
>
>


-- 
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.


Reply via email to