On 03/12/2009, at 10:25 PM, Riccardo De Menna wrote:

> Ok ok... I suck at writing examples as I incorrectly explained myself.
> 
> The relationship is a toMany so... rewording my request:
> 
> I want all the records from the 'Book' entity that have an 'authors' 
> relationship that CONTAINS a specific record coming form the 'Author' entity.

new EOKeyValueQualifier(Book.AUTHORS, EOQualifier.QualifierOperatorContains, 
author)

Hint: read javadoc :-)

Note: some suggest this doesn't always work with some databases.

> On 03/dic/2009, at 12.10, Stefan Klein wrote:
> 
>> Hi,
>> 
>> new EOKeyValueQualifier(_Book.AUTHOR, EOQualifier.QualifierOperatorEqual, 
>> author)
>> 
>> EOF is doing the rest
>> 
>> Stefan
>> 
>> Riccardo De Menna schrieb:
>>> Hi,
>>> 
>>> How do I build a fetch specification that qualifies objects based on the 
>>> content of relationship and not an attribute?
>>> 
>>> In other words let's say I want all the records from the 'Book' entity that 
>>> have an 'author' relationship to a specific record in the 'Author' entity.
>>> 
>>> Riccardo De Menna
>>> 
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> 
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with regards,
--

Lachlan Deck



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