Re: EXLCUDE constraints and Hash indexes

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От Jim Nasby
Тема Re: EXLCUDE constraints and Hash indexes
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Msg-id fb020e05-02c1-445f-8115-b8227ae9f9a3@BlueTreble.com
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Ответ на Re: EXLCUDE constraints and Hash indexes  (Andrew Gierth <andrew@tao11.riddles.org.uk>)
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On 8/17/16 8:12 AM, Andrew Gierth wrote:
> I also recently found a case where using btree exclusion constraints was
> useful: a unique index on an expression can't be marked deferrable, but
> the equivalent exclusion constraint can be.

That seems well worth documenting...
-- 
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com
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