Re: Adding Functionality

That stuff defines the pg_proc table. Generally you use the CREATE FUNCTION
command to add functions. It takes care of all these details for you :)

\d pg_proc might give you some info.

On Wed, Feb 18, 2004 at 11:49:39AM -0500, Fernando Alonso Renault wrote:
> Hello,
>
> i'm quite a newbie using postgres 7.2 so this may be an easy question, but how do i add new funtionality? I mean, i wanna add a couple of new functions, and i've found this files, pg_proc.h and fmgrtab.c, but i don't know the meaning of the fields, so i can't add anything.
>
> For instance, in fmgrtab.c:
>
> { 61, "chareq", 2, true, false, chareq }
>
> i know 61 is like the port or id for the function, "chareq" and chareq the name, but what about the 2, the true and the false? could be that 2 is the number of arguments?
>
> And in pg_proc.h
>
> DATA(insert OID = 61 ( chareq PGUID 12 f t t t 2 f 16 "18 18" 100 0 0 100 chareq - ))
>
> what's the meaning of those f's?
>
> Thank you very much!
>
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