Re: B-Tree support function number 3 (strxfrm() optimization)

On Tue, Dec 2, 2014 at 2:21 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> Right, and what I'm saying is that maybe the "applicability" flag
> shouldn't be stored in the SortSupport object, but passed down as an
> argument.

But then how does that information get to any given sortsupport
routine? That's the place that really needs to know if abbreviation is
useful. In general, they're only passed a SortSupport object. Are you
suggesting revising the signature required of SortSupport routines to
add that extra flag as an additional argument?

-- 
Peter Geoghegan