Re: Fetching Relation Empty
Re: Fetching Relation Empty
- Subject: Re: Fetching Relation Empty
- From: Chuck Hill <email@hidden>
- Date: Mon, 24 Sep 2007 09:09:25 -0700
On Sep 24, 2007, at 5:42 AM, Daniele Corti wrote:
2007/9/21, Chuck Hill <email@hidden>: See Pierre
Bernards excellent "Qualifiers Additions" at http://
www.bernard-web.com/pierre/webobjects/code.html
I think the ExistsInRelationshipQualifier is the one you want for
this.
Thank you Chuck! Do you know if there are some Examples for the use
of these Qualifiers?
No, just the JavaDocs.
Chuck
On Sep 20, 2007, at 5:57 AM, Daniele Corti wrote:
> Hi all,
> I was looking for a way to fetch an object that have empty
> relations using EOQualifiers
>
>
> I used this qualifier:
>
> keyValueQualifier = new EOKeyValueQualifier("activations",
> EOQualifier.QualifierOperatorEqual , EOEnterpriseObject.NullValue);
>
> but it doesn't seem to work. activations is a toMany relation of
> the fetched object
>
> --
> Daniele Corti
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Practical WebObjects - for developers who want to increase their
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--
Daniele Corti
AIM: S0CR4TE5
Messenger: email@hidden
--
Computers are like air conditioners -- they stop working properly
if you open
WINDOWS
--
What about the four lusers of the apocalypse? I nominate:
"advertising", "can't log in", "power switch" and "what backup?"
--Alistair Young
--
Practical WebObjects - for developers who want to increase their
overall knowledge of WebObjects or who are trying to solve specific
problems.
http://www.global-village.net/products/practical_webobjects
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