Added new version, more constrained and more tested.
Thanks for the feedback!
Diego
On Fri, Sep 3, 2010 at 01:43, Fabio Maulo <[email protected]> wrote:
> ah... <list> too
>
>
> On Fri, Sep 3, 2010 at 1:42 AM, Fabio Maulo <[email protected]> wrote:
>
>> <map>, <idbag>, <array>, collection of components, many-to-many,
>> collection of elements, <map> with elements key, <map> with key-many-to-one,
>> <map> with component key, <map> with elements value, <map> with component
>> value
>>
>> As said, it is interesting feature but it need to be analyzed/implemented
>> with more details.
>>
>> On Fri, Sep 3, 2010 at 12:57 AM, Diego Mijelshon
>> <[email protected]>wrote:
>>
>>> I think Frans can tell that was just a joke :-)
>>>
>>> And yes, it is similar to CreateFilter, with one BIG difference: a
>>> reference to NHibernate is not needed, which means you can safely use it
>>> from the Domain/Model classes without injecting a reference to the
>>> repository.
>>>
>>> The envisioned scenario is an extension of what can be currently
>>> accomplished with lazy="extra".
>>> For example, if you have a Currency entity with an ExchangeRates
>>> collection (which is updated daily, hourly, whatever), you can do something
>>> like:
>>>
>>> var averageJulyRate = currency.ExchangeRates.AsQueryable()
>>> .Where(r => r.Date >= new DateTime(2010,
>>> 7, 1) &&
>>> r.Date < new DateTime(2010,
>>> 8, 1)
>>> .Average(r => r.Rate);
>>>
>>> Now, I'm sure there are bugs with the implementation, mostly in the form
>>> of unsupported scenarios and naïve assumptions, because I'm still learning
>>> NH internals...
>>> But I'm pretty sure the feature itself is not a bug, but something that's
>>> been actively requested.
>>>
>>> Diego
>>>
>>>
>>>
>>> On Fri, Sep 3, 2010 at 00:13, Fabio Maulo <[email protected]> wrote:
>>>
>>>> Take care with your words...
>>>> The fact that I had some squabble with Frans does not mean that I don't
>>>> respect him and does not mean that we have to review all patches with High
>>>> priority.
>>>>
>>>> NH-2319 is the LINQ version of our CreateFilter, the patch is
>>>> interesting but it need to be analyzed with more details.
>>>> So far any LINQ applied to a collection, retrieved by NH, is always safe
>>>> as any LinqToObject.
>>>> Your request seems a bug masquerade of feature and needs a cautions
>>>> discussion
>>>>
>>>>
>>>> On Thu, Sep 2, 2010 at 11:46 PM, Diego Mijelshon <
>>>> [email protected]> wrote:
>>>>
>>>>> Anyone?
>>>>>
>>>>> C'mon guys, at least some criticism from the wind team!
>>>>> If you don't look at the received patches, Frans Bouma wins! (just
>>>>> kidding)
>>>>>
>>>>> Diego
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Sep 1, 2010 at 00:19, Diego Mijelshon
>>>>> <[email protected]>wrote:
>>>>>
>>>>>> I've implemented something I've seen requested several times in SO and
>>>>>> the users list: the ability to query persistent collections using LINQ
>>>>>> (server side, without initializing the collection and without referencing
>>>>>> NHibernate).
>>>>>>
>>>>>> Patch: http://216.121.112.228/browse/NH-2319
>>>>>>
>>>>>> <http://216.121.112.228/browse/NH-2319>This implementation should
>>>>>> work for generic bag, set and list, with two limitations: the
>>>>>> relationship
>>>>>> must be one-to-many and bidirectional. This should still account for the
>>>>>> majority of the collections out there.
>>>>>> There are probably many other ways in which it can be improved, but I
>>>>>> think it will be a useful feature.
>>>>>>
>>>>>> I'd really appreciate if any of the committers takes some minutes to
>>>>>> review it and, hopefully, include it. Ping me if you have any questions.
>>>>>>
>>>>>> Diego
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Fabio Maulo
>>>>
>>>>
>>>
>>
>>
>> --
>> Fabio Maulo
>>
>>
>
>
> --
> Fabio Maulo
>
>
