if there were no bug the only difference would be that eogenerator would make the derived column 'allows null'?
should I add a Jira? Ted --- On Wed, 11/24/10, Mike Schrag <[email protected]> wrote: > From: Mike Schrag <[email protected]> > Subject: Re: EOModel and derived column. > To: "Theodore Petrosky" <[email protected]> > Cc: [email protected] > Date: Wednesday, November 24, 2010, 7:02 AM > that's just an eogenerator template > bug … > > ms > > On Nov 24, 2010, at 2:37 AM, Theodore Petrosky wrote: > > > I am reading the Red Webobject 5.0 book and I think I > finally understand the small section on creating an > attribute the is derived. > > > > (I am using postgresql as the backend) > > > > so my User entity has a firstName and a lastName. I > created an attribute called 'theFullName' as derived > "firstName || ' ' || lastName", in the advanced tab, I > choose "Read Only". > > > > i assumed that would be enough, however I needed to > also select 'allows null' in the basic tab. if I didn't, > User.createUser(yada, yada); required a 'theFullName' > attribute. > > > > My assumption was that as the column is derived and > read only, I thought the column was special and shouldn't > need the 'allows null' selection. > > > > so, did I do it correctly? > > as the column is a derived column and read only, why > do I need to add 'allows null'? > > > > I have been creating all these derivatives in java in > my User.java file, but I thought I would expand my > understanding and play with some features. > > > > now on to stored proceedures. > > > > Ted > > > > > > > > _______________________________________________ > > Do not post admin requests to the list. They will be > ignored. > > Webobjects-dev mailing list ([email protected]) > > Help/Unsubscribe/Update your Subscription: > > http://lists.apple.com/mailman/options/webobjects-dev/mschrag%40pobox.com > > > > This email sent to [email protected] > > _______________________________________________ Do not post admin requests to the list. They will be ignored. Webobjects-dev mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/webobjects-dev/archive%40mail-archive.com This email sent to [email protected]
