On Thu, Jun 11, 2015 at 1:23 PM, Peter Geoghegan <p...@heroku.com> wrote:
> * Add sortsupport (support for non-SQL callable interface for
> comparators) with abbreviation capability to text/varlena operator
> class. This significantly accelerates sorting on text columns.
> (4ea51cdfe85 too, but also b34e37bf. Worth noting separately IMV.
> Geoghegan, Haas).

Also, note that there is no character(n) support for abbreviation as
yet (nor is there any contrib/citext support), so it's not quite true
that the sorting stuff accelerates sorts on "character fields".

-- 
Peter Geoghegan


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