Re: Adding Functionality
От | Martijn van Oosterhout |
---|---|
Тема | Re: Adding Functionality |
Дата | |
Msg-id | 20040218172740.GA21339@svana.org обсуждение исходный текст |
Ответ на | Adding Functionality (Fernando Alonso Renault <proyectolsd@wanadoo.es>) |
Список | pgsql-general |
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 wannaadd 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 thefields, 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 thefalse? 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! > > http://webmail.wanadoo.es. Tu correo gratuito, rápido y en español > ---------------------------(end of broadcast)--------------------------- > TIP 3: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to majordomo@postgresql.org so that your > message can get through to the mailing list cleanly -- Martijn van Oosterhout <kleptog@svana.org> http://svana.org/kleptog/ > If the Catholic church can survive the printing press, science fiction > will certainly weather the advent of bookwarez. > http://craphound.com/ebooksneitherenorbooks.txt - Cory Doctorow
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