On Tue, 2006-01-24 at 14:38, Tom Lane wrote:
> Yl Zhou <andrew.ylzhou@gmail.com> writes:
> > But I have to use 7.3 due to some limitations. Can I do it in 7.3?
>
> Probably, but I forget how (and I can guarantee that it will break
> when you do move to 8.0 or later, because we changed the internal
> representation of rowtype arguments). You'd be *much* better off to
> spend your time fixing whatever it is that's keeping you on 7.3.
For some reason I'm remember 7.4 as being the first version that let you
do this. Not for certain. I didn't run 7.3 in production though, so I
might have missed it if it could do this.