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Re: Writeable CTE patch - Mailing list pgsql-hackers

From Marko Tiikkaja
Subject Re: Writeable CTE patch
Date
Msg-id 4B1D1533.7080804@cs.helsinki.fi
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In response to Re: Writeable CTE patch  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Writeable CTE patch  (Alvaro Herrera <alvherre@commandprompt.com>)
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Tom Lane wrote:
> The only thing that I'd be comfortable with is
> copying the snap and modifying the copy.

I don't see an easy way to do that with the current code; CopySnapshot() 
is static and PushUpdatedSnapshot() seems to be a bit of a pain since it 
messes up some of the existing code which uses the active snapshot 
stack.  Any ideas?


Regards,
Marko Tiikkaja

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