[postgis-devel] Motion: vote for considering SRID <= 0 as "unknown"
mark.cave-ayland at siriusit.co.uk
Thu Oct 6 04:26:15 PDT 2011
On 04/10/11 14:56, Sandro Santilli wrote:
> Trying to get out of the impass about SRID, I'd like to split
> the issue in two:
> (1) Considering SRID<= 0 as "unkwnown"
> (2) Finding a consensus about how to advertise "unknown"
> at the SQL level
> I'd like to vote on (1) first.
> If we agree, the parsers (all of them) would take any SRID<= 0 as
> semantically equivalent to an "unknown SRID", storing NO srid in
> the binary representation.
> This would mean that no matter what we decide to return from ST_SRID(g)
> it will be possible to get in output something different from what was
> specified in input.
> I'll start with my +1.
Looks like a +1 from me too.
Mark Cave-Ayland - Senior Technical Architect
PostgreSQL - PostGIS
Sirius Corporation plc - control through freedom
t: +44 870 608 0063
Sirius Labs: http://www.siriusit.co.uk/labs
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