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Re: INSERT ... ON CONFLICT {UPDATE | IGNORE} - Mailing list pgsql-hackers

From Josh Berkus
Subject Re: INSERT ... ON CONFLICT {UPDATE | IGNORE}
Date
Msg-id 5492018F.10903@agliodbs.com
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In response to Re: INSERT ... ON CONFLICT {UPDATE | IGNORE}  (Peter Geoghegan <pg@heroku.com>)
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On 12/17/2014 01:12 PM, Heikki Linnakangas wrote:
> 3. Why is the specification required with ON CONFLICT UPDATE, but not
> with ON CONFLICT IGNORE?

Well, UPDATE has to know which row to lock, no?  IGNORE does not.

-- 
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com

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