Re: Making joins involving ctid work for the benefit of UPSERT - Mailing list pgsql-hackers

On Wed, Jul 23, 2014 at 5:58 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> I'd suggest something like:
>
> UPSERT table SET col = value [, ...] WHERE predicate;

I don't think this is actually good enough. Typical use cases are
things like "increment this counter or insert a new one starting at
0".

-- 
greg