On Mon, Jun 29, 2009 at 4:53 AM, Bruce YUAN<suanic(at)gmail(dot)com> wrote:
> My function is to collect some backend information for user anlysis.
> How to register my function into backend? It make that we can called it via
> libpg/PQfn().
> Thanks!
I'm not sure this is -hackers question; seems like -general might be
more appropriate.
I think you are looking for CREATE OR REPLACE FUNCTION.
http://www.postgresql.org/docs/current/static/sql-createfunction.html
http://www.postgresql.org/docs/current/static/xfunc.html
...Robert