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Re: postgresql's MVCC implementation

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To: Kent Tong <kent@xxxxxxxxxxxx>
Subject: Re: postgresql's MVCC implementation
From: Tom Lane <tgl@xxxxxxxxxxxxx>
Date: Sun, 06 Jul 2008 23:29:07 -0400
Cc: pgsql-general@xxxxxxxxxxxxxx
Comments: In-reply-to Kent Tong <kent@xxxxxxxxxxxx> message dated "Sun, 06 Jul 2008 20:10:17 -0700"
In-reply-to: <18309342.post@xxxxxxxxxxxxxxx>

Kent Tong <kent@xxxxxxxxxxxx> writes:
> Is MVCC not well defined?

It's not defined by the SQL standard, nor any other standard that I know
of.  So yes, different implementations might mean subtly different
things by it.

			regards, tom lane

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