Re: INSERT ... ON CONFLICT {UPDATE | IGNORE}

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От Alvaro Herrera
Тема Re: INSERT ... ON CONFLICT {UPDATE | IGNORE}
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Msg-id 20140926221105.GH5311@eldon.alvh.no-ip.org
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Ответ на Re: INSERT ... ON CONFLICT {UPDATE | IGNORE}  (Peter Geoghegan <pg@heroku.com>)
Ответы Re: INSERT ... ON CONFLICT {UPDATE | IGNORE}  (Peter Geoghegan <pg@heroku.com>)
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Peter Geoghegan wrote:

> Can you really say that you won't have serious misgivings
> about something like the "tuple->xmin = InvalidTransactionId"
> swapping, if I actually formally propose it? That's very invasive to a
> lot of places. And right now, I have no idea how we could do better.

FWIW there are 28 callers of HeapTupleHeaderGetXmin.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services



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