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Re: Qualifier through relationship
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Re: Qualifier through relationship


  • Subject: Re: Qualifier through relationship
  • From: Kieran Kelleher <email@hidden>
  • Date: Thu, 3 Dec 2009 09:09:02 -0500

ERXKey ...... how did we ever live without it! :-)

On Dec 3, 2009, at 8:45 AM, David Avendasora wrote:


On Dec 3, 2009, at 6:25 AM, 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.

Again, with WOnder:

EOQualifier qualifier = Book.AUTHORS.containsObject(author);

http://webobjects.mdimension.com/hudson/job/Wonder53/javadoc/er/extensions/eof/ERXKey.html

Dave


rdm


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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David Avendasora Senior Software Engineer K12, Inc.

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WebObjects Documentation Wiki : http://wiki.objectstyle.org/confluence/display/WO/
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WebObjects API: http://developer.apple.com/legacy/mac/library/documentation/MacOSXServer/Reference/WO54_Reference/index.html
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  • Follow-Ups:
    • Re: Qualifier through relationship
      • From: David Avendasora <email@hidden>
References: 
 >Qualifier through relationship (From: Riccardo De Menna <email@hidden>)
 >Re: Qualifier through relationship (From: Stefan Klein <email@hidden>)
 >Re: Qualifier through relationship (From: Riccardo De Menna <email@hidden>)
 >Re: Qualifier through relationship (From: David Avendasora <email@hidden>)

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