[hibernate-dev] why are embedded ids indexed?

[Sanne Grinovero]

2011/6/6 Emmanuel Bernard <emmanuel at hibernate.org>:
>
> On 6 juin 2011, at 11:29, Sanne Grinovero wrote:
>
>> Hi,
>>
>> 2011/6/6 Emmanuel Bernard <emmanuel at hibernate.org>:
>>> Because somehow we need people to be able to index the id of embedded objects.
>>
>> But why, we don't ever use it right? Is the purpose to make it
>> possible for people to include restrictions on the ids when creating
>> queries?
>
> yes
>
>>
>>> And at the time, I decided that automatically indexing them was harmless.
>>> Either we stay as is or we add a specific annotation to ask for id indexing in embedded objects
>>
>> Wouldn't @Field work for such purpose?
>>
>
> Not entirely as it would index the id twice when the @Indexed @Entity is top level

Right, so could we add an option to @DocumentId(includeWhenEmbedding=true) ?

I'd have it default to "false", as while I agree that i might be of
some use, I never needed it.


>> Sanne
>>
>>>
>>> Emmanuel
>>>
>>> On 3 juin 2011, at 14:42, Sanne Grinovero wrote:
>>>
>>>> About this post:
>>>> https://forum.hibernate.org/viewtopic.php?f=9&t=1011255
>>>>
>>>> I remember this came up before, but I don't remember if we had
>>>> identified a good reason for why we're storing the ids for
>>>> @IndexedEmbedded objects?
>>>>
>>>> Cheers,
>>>> Sanne
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>>>
>>>
>
>