On 24 April 2013 01:10, Jeff Davis <pg...@j-davis.com> wrote:
> On Tue, 2013-04-23 at 16:28 +0100, Simon Riggs wrote:
>> * make the pg_control.data_checksums field into a version number, for
>> future flexibility...
>> patch attached
> Commenting on this separately because it's a separate issue.
> I'd prefer that it was some kind of a checksum ID code -- e.g. 0 for no
> checksum, 1 for FNV-1a-SR3, etc. That would allow us to release 9.4 with
> a new algorithm without forcing existing users to change.

That's exactly what the patch does.

> initdb would have to take the code as an option, probably in string
> form.

When/if we have multiple options we can add that. The main thing was
to make sure the control file recorded things in a common way.

 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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