On Wed, Feb 20, 2019 at 2:25 PM Peter Geoghegan <p...@bowt.ie> wrote: > I suspect that the reasons why the Lao locale sorts so much slower may > also have something to do with the intrinsic cost of supporting more > complicated rules.
I strongly suspect that it has something to do with the issue described here specifically: http://userguide.icu-project.org/collation/concepts#TOC-Thai-Lao-reordering -- Peter Geoghegan