On Sat, 2 May 2015 14:07:31 -0700 Jeff Janes <jeff.ja...@gmail.com> wrote:
> On Sat, May 2, 2015 at 1:05 PM, Adrian Klaver <adrian.kla...@aklaver.com> > wrote: > > > On 05/02/2015 10:12 AM, Melvin Davidson wrote: > > > >> AFAIK, you cannot "package" functions in PostgreSQL, but it is possible > >> to > >> call a function from within a function. > >> > >> That being said, I would seriously look at how and why you are writing > >> your functions > >> as functions that call other functions are not very efficient. > >> > > > > I am not following. That is what packaging is about, separating out 'units > > of work' so they can be combined as needed. Part of that is using existing > > functions in new functions/classes. In fact in the Postgres source I see > > this in many places. Now it is entirely possible I missed a memo, so I am > > open to a more detailed explanation of the inefficiencies involved. > > > > The Postgres source is written in C, not in plpgsql. C has a good > optimizing compiler and plpgsql doesn't. Maybe that's a roundabout way of saying that if your functions are complex enough to require calling "sub-functions" they might be justifying being writting in C? -- Bill Moran -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
