Re: adding a function to pg_proc.h - Mailing list pgsql-hackers

From Jaime Casanova
Subject Re: adding a function to pg_proc.h
Date
Msg-id c2d9e70e0505251732379d0ab7@mail.gmail.com
Whole thread Raw
In response to Re: adding a function to pg_proc.h  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: adding a function to pg_proc.h
List pgsql-hackers
On 5/25/05, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Jaime Casanova <systemguards@gmail.com> writes:
> > I have added a function in sources and added appropiate lines in
> pg_proc.h
> > DATA(insert OID = 2560 ( get_view_column_default    PGNSP PGUID 12 f f
> > t f i 1 2283 "25 25 21" _null_ _null_ _null_ get_view_column_default -
> > _null_));
> > DESCR("get default value for view column");
>
> Try putting the right value for pronargs ;-)
>
jeje... fooly of me

> Also, it seems highly unlikely that this function should be marked
> as immutable.  Stable sounds more likely.
>
i don't know when i change this i marked it volatile, but well.. again
it's my fault

> Also, defining the return type as ANYELEMENT will definitely NOT work,
> since none of the input arguments are polymorphic.
>
mmm... This is a problem, there is a way to make a function that can
be used for returning different datatypes depending on the columns

>             regards, tom lane
>

--
regards,
Jaime Casanova
(DBA: DataBase Aniquilator ;)


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