Re: Lookup penalty for VARIADIC patch

"Pavel Stehule" <pavel(dot)stehule(at)gmail(dot)com> writes:
> 2008/7/15 Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
>> Also, it occurs to me that we could buy back a good part of the extra
>> space if we allowed pg_proc.probin to be NULL for internal functions.
>> Right now it's always "-" in that case, which is useless ...

> probin is used in some unofficial pl hacks, so this space its some
> times used.

Sure, if you want to use it you can. I'm just saying we should allow it
to be really NULL, instead of a dummy value, when it isn't being used.

regards, tom lane