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Re: How can sort performance be so different - Mailing list pgsql-performance

From Peter Geoghegan
Subject Re: How can sort performance be so different
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Msg-id CAH2-Wz=6WVKc5XMcTnLrENx0exdEzvP-87RXcF3XbFHYJ0gfUA@mail.gmail.com
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In response to Re: How can sort performance be so different  (Peter Geoghegan <pg@bowt.ie>)
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On Wed, Feb 20, 2019 at 2:25 PM Peter Geoghegan <pg@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

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