Re: Newbie: DataObject declaration and commit

---

From:  Andrus Adamchik <andru..bjectstyle.org>
Reply-To:  cayenne-user@objectstyle.org
To:  cayenne-user@objectstyle.org
Subject:  Re: Newbie: DataObject declaration and commit
Date:  Thu, 15 Dec 2005 19:38:17 +0300
>>So what's the difference between the two object decalrations ?
>
>Andrea, it is not clear from your example how the first object is  
>initialized and later manipulated. This advice is a shot in the
>dark,  but one way to keep a transient object around is to create
>and  register an object, and then delete it from DataContext right
>before  the commit.
>
>Andrus
>
>
>On Dec 15, 2005, at 4:23 PM, Andrea Borgogelli Avveduti wrote:
>>// Example (not real code):
>>
>>.....
>>public MyCayenneDataClass myCayenneDataObject;
>>.....
>>MyCayenneDataClass myCayenneDataObject2= ( MyCayenneDataClass )  
>>dataContext.createAndRegisterNewObject( MyCayenneDataClass.class );
>>.....
>>datacontext.commitChanges();
>>
>>
>>// Question is:
>>
>>/*
>>
>>Why the Cayenne try to insert to records in the DB. I don't want to
>>  insert myCayenneDataObject but only myCayenneDataObject2. I'd
>>like  to use the first object only for temporary data.
>>So what's the difference between the two object decalrations ?
>>
>>Thank you all for any help
>>
>>Andrea.
>>
>>*/
>