From: | "David E(dot) Wheeler" <david(at)kineticode(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | pgsql-hackers(at)postgreSQL(dot)org, lr(at)pcorp(dot)us |
Subject: | Re: contrib/citext versus collations |
Date: | 2011-06-06 20:19:48 |
Message-ID: | 4AADA7A0-BB6E-4B22-B108-9D1036409302@kineticode.com |
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Thread: | |
Lists: | pgsql-hackers |
On Jun 6, 2011, at 1:14 PM, Tom Lane wrote:
> The most workable alternative that I can see is to lobotomize citext so
> that it always does lower-casing according to the database's "default"
> collation, which would allow us to pretend that its notion of equality
> is not collation-sensitive after all.
+1 Seems like the right thing to do for now.
> We could hope to improve this in
> future release cycles, but not till we've done the infrastructure work
> outlined above. One bit of infrastructure that might be a good idea is
> a flag to indicate whether an equality operator's behavior is
> potentially collation-dependent, so that we could avoid taking
> performance hits in the normal case.
That sounds like a good idea.
Best,
David
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