| From: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Noah Misch <noah(at)leadboat(dot)com> |
| Cc: | Peter Geoghegan <pg(at)bowt(dot)ie>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andreas Karlsson <andreas(at)proxel(dot)se>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Re: CREATE COLLATION does not sanitize ICU's BCP 47 language tags. Should it? |
| Date: | 2017-10-01 13:52:55 |
| Message-ID: | e4b9af80-a9fb-8731-f540-2ca7585e8b7a@2ndquadrant.com |
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| Lists: | pgsql-hackers |
On 9/30/17 15:28, Tom Lane wrote:
> This suggests to me that arguing about canonicalization is moot so
> far as avoiding reindexing goes: if you change ICU library versions,
> you're screwed and will have to jump through all the reindexing hoops,
> no matter what we do or don't do.
One reason for that is that the collation version also encodes things
like if the internal method for computing sort keys changes.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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