Alvaro Herrera wrote:
>
> Excerpts from Henry Drexler's message of mié sep 21 12:50:18 -0300 2011:
> > thanks,
> >
> > so I take it I am not getting those more complex examples (that are
> > apparently beyond my use case), I will take a look at them again.
>
> Maybe the fix is just to add a simpler example, without altering the
> wording (which seems pretty clear to me as well, but then I already know
> what COALESCE does).
The current example is:
SELECT COALESCE(description, short_description, '(none)') ...
What would a simpler one look like?
--
Bruce Momjian <bruce@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ It's impossible for everything to be true. +