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Re: Re: new patch of MERGE (merge_204) & a question about duplicated ctid - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Re: new patch of MERGE (merge_204) & a question about duplicated ctid
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Msg-id AANLkTin1ZP+Jd5vttCxdp1j=sdF8HnN-bwpoMP8owu5U@mail.gmail.com
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In response to Re: Re: new patch of MERGE (merge_204) & a question about duplicated ctid  (Marko Tiikkaja <marko.tiikkaja@cs.helsinki.fi>)
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On Wed, Dec 29, 2010 at 9:45 PM, Marko Tiikkaja
<marko.tiikkaja@cs.helsinki.fi> wrote:
> I have no idea why it worked in the past, but the patch was never designed
> to work for UPSERT.  This has been discussed in the past and some people
> thought that that's not a huge deal.

I think it's expected to fail in some *concurrent* UPSERT cases.  It
should work if it's the only game in town.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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