On Sat, Mar 23, 2013 at 5:14 AM, Craig Ringer <craig@2ndquadrant.com> wrote:
> Making zero a "not checksummed" magic value would significantly detract
> from the utility of checksums IMO.
FWIW using 65521 modulus to compress larger checksums into 16 bits
will leave 14 non-zero values unused.
Regards,
Ants Aasma
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