Hannu Krosing wrote:
> On Tue, 2002-07-16 at 03:53, Peter Eisentraut wrote:
> > The following system table columns are currently unused and don't appear
> > to be in the line of resurrection.
> >
> > pg_language.lancompiler
> > pg_operator.oprprec
> > pg_operator.oprisleft
> > pg_proc.probyte_pct
> > pg_proc.properbyte_cpu
> > pg_proc.propercall_cpu
> > pg_proc.prooutin_ratio
> > pg_shadow.usetrace
> > pg_type.typprtlen
> > pg_type.typreceive
> > pg_type.typsend
>
> pg_type.typreceive and pg_type.typsend
> are unused, but I think they should be saved for use as converters
> from/to unified binary wire protocol (as their name implies ;) once we
> get at it.
>
> The alternative would be yet another system table which would allow us
> to support unlimited number of to/from converters for different wire
> protocols, but it will definitely be easier to start with
> typreceive/typsend.
We can always re-add the columns them.
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