Re: How to uninsert an EO from EC?
Re: How to uninsert an EO from EC?
- Subject: Re: How to uninsert an EO from EC?
- From: Chuck Hill <email@hidden>
- Date: Mon, 01 Nov 2004 20:29:55 -0800
I take it there were no back pointing relationships to the referring
objects with a nullify delete rule?
At 03:08 PM 02/11/2004 +1100, Marek Wawrzyczny wrote:
>Thanks for all the replies,
>
>Indeed, ec.deleteObject(eo) works on a new EO, but... make sure nothing
>references it, that's where we went wrong.
>
>If you don't explicitly remove the EO from all the relationships you
>have added it to, it is still saved to the database. And it seems that
>the only reliable way to remove the object from relationships is by
>using the removeObjectFromBothSidesOfRelationshipWithKey(...) function.
>
>
>
>On 28/10/2004, at 12:25, Marek Wawrzyczny wrote:
>
>> Hi,
>>
>> How does one correctly remove/forget/discard/kill/obliterate a new,
>> uncommitted EO from an editing context? The EOEditingContext methods
>> seem to be designed for EOs that have already been committed to the
>> database.
>>
>> I have never been able to find the correct way to do this without
>> resorting to a combination of calls to EC forgetObject(...) and
>> deleteObject(...), removal of any references through relationships,
>> etc... and every now and then end up creating the EO with nulled
>> relationships anyway in the database when saving the ec.
>>
>> It all seems like a bit of black magic to me.
>>
>>
>> Marek Wawrzyczny
>>
>> software engineer
>> -------------------------->
>> ish group pty ltd
>> http://www.ish.com.au
>> 7 Darghan St Glebe 2037 Australia
>> phone +61 2 9660 1400 fax +61 2 9660 7400
>>
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>
>Marek Wawrzyczny
>
>software engineer
>-------------------------->
>ish group pty ltd
>http://www.ish.com.au
>7 Darghan St Glebe 2037 Australia
>phone +61 2 9660 1400 fax +61 2 9660 7400
>
> _______________________________________________
>Do not post admin requests to the list. They will be ignored.
>Webobjects-dev mailing list (email@hidden)
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--
Chuck Hill email@hidden
Global Village Consulting Inc. http://www.global-village.net
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