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Re: Transaction Snapshot Cloning

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Transaction Snapshot Cloning
Date: 2008-01-12 00:23:10
Message-ID: 28701.1200097390@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Simon Riggs <simon(at)2ndquadrant(dot)com> writes:
> For (2) there's a very simple way of transferring the data between
> sessions: 
> a) we connect on session 1 as a serializable transaction
> b) we ask session 1 for its snapshot
> c) we then connect on session 2 as a serializable transaction
> d) we then execute "select replace_serializable_snapshot(...)"

[ blanches... ]  Can you say "security hole"?

			regards, tom lane

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