Re: [BUGS] Crash report for some ICU-52 (debian8) COLLATE and work_mem values

Peter Geoghegan <pg@bowt.ie> writes:
> On Mon, Aug 7, 2017 at 10:30 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I think we'd be well advised to filter the set of installed-by-default
>> collations rather strongly, in hope of avoiding such problems.  For
>> starters, do we really need the keyword variants at all?  People who
>> know what those are for can create their own collations, and take
>> their own risks of the feature disappearing in later ICU releases.

> Actually, I think I was wrong about it being possible to create the
> collations after the fact. CREATE COLLATION simply doesn't support
> that. This surprised me.

Surely that's a bug?
        regards, tom lane


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