On Sat, Jul 17, 2010 at 9:19 PM, Thom Brown <thombrown(at)gmail(dot)com> wrote:
> While they're quite attractive, I actually see them being more
> confusing than helpful personally, but I could be wrong. I reckon
> there might be clearer ways of representing statement options. The
> real problems with the railroad design come when there are lots of
> references to other diagrams, and you end up with about 10 just for 1
> statement.
>
> Is there a way of testing their usefulness?
Personal experience? I used to find them quite useful when I was
starting out with Informix.
--
Dave Page
EnterpriseDB UK: http://www.enterprisedb.com
The Enterprise Postgres Company