On Thu, Jun 12, 2003 at 16:49:01 -0400,
Robert Treat <xzilla(at)users(dot)sourceforge(dot)net> wrote:
>
> Generally I'd say no, *if performance is the issue*. The main case
> (imho) you'd want to use plpgsql or sql functions is becuase they are a
> lot easier to write and maintain. If you don't care about that (and your
> skill level with C might be such that you don't) then C functions are
> the way to go.
sql functions are inlined in 7.4, so they may be faster than c functions
under many circumstances.