Dan, Marc:

You can create an EOModeler 3 Fetch Specification to select based upon
NULL column values if you refer to the NULL value as "nil" (without quotes)
when building the query.

eg,

(primaryKey <> nil)

Works for me. Took me months to discover.

FWIW, let me add that what really makes the FetchSpecs so useful is the
ability to also set-up the prefetching hints graphically in EOModeler.

-- garrick

Garrick McFarlane, OO Type
Linklaters and Alliance
London, England
+44 171 456 5765


** -----Original Message-----
** From: Marc Respass [mailto:[EMAIL PROTECTED]]
** Sent: Wednesday, February 24, 1999 1:56 AM
** To: Multiple recipients of list
** Subject: Re: EOModeler Fetch Specification and NULL valued columns
** 
** 
** Dan Morgan <[EMAIL PROTECTED]> asks
** 
** > Is there any way to create an EOModeler 3.0 Fetch 
** Specification that selects
** > based on a NULL column value?
** 
** Sorry that I can't offer more info but I'm certain there is 
** an EONullValue.
** Take a look in WOInfoCenter.
** 
** 
** --Marc Respass
**   mailto:[EMAIL PROTECTED]
**   http://www.ultranet.com/~mer/
** 
** "Our aim is to make our standards ubiquitous."
** Alec Saunders, manager of Microsoft's intelligent appliance division
** 


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