On Tue, Nov 22, 2016 at 7:01 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> This basic DO-UNDO-REDO protocol has been well-understood for
> decades.
FWIW, while this is basically true, the idea of repurposing UNDO to be
usable for MVCC is definitely an Oracleism. Mohan's ARIES paper says
nothing about MVCC.
--
Peter Geoghegan