[postgis-devel] PostGIS-on-GSERIALIZED

Paul Ramsey pramsey at opengeo.org
Wed Dec 29 06:27:02 PST 2010

Hokay, I'm ready to pass GO now...


On Thu, Dec 23, 2010 at 6:15 AM, Paragon Corporation <lr at pcorp.us> wrote:
> Paul,
> I enabled GSERIALIZED and submitted two more bug-tickets that you should fix
> before I can even think about making an alpha test build.
> Also on my list as a blocker is the ST_AddPoint.  Last I checked this still
> did not work, but didn't check with the very last couple of builds.
> So do not pass GO until you fix these:
> http://trac.osgeo.org/postgis/query?status=assigned&status=new&status=reopen
> ed&order=priority&priority=blocker&col=id&col=summary&col=status&col=owner&c
> ol=type&col=priority&col=milestone&milestone=PostGIS+2.0.0
> I'll probably have some more before end of day, but the |>> killed my tests
> very early on.
> Thanks,
> Regina
> Well, I have now completed an alpha integration of PostGIS with
> GSERIALIZED storage. To try it, edit ./postgis/gserialized.h and
> change #undef to #define. Then make clean and make, and install into a
> fresh database.
> It currently fails 4 regression tests, but I think those are
> "legitimate" failures. Several are memsize() tests, and the memory
> size of these objects happen to be different from the old ones.
> Another few are differences in 'box2d' representations, because I
> changed the backing type for 'box2d' from BOX2DFLOAT4 to GBOX, so the
> storage is now double and not float. So they are just more precise.
> The final one is an obscure oddity in ST_Dump, which expects that the
> dump of a collection of empty things will have zero entries. And
> instead it has one entry for every non-collection element in the
> collection.
> There is a default index implementation, but it's currently n-d, not 2-d.
> Anyhow, it builds! It regresses! When do we pull off the band-aid and
> all start working on making this production ready?
> Paul
> _______________________________________________
> postgis-devel mailing list
> postgis-devel at postgis.refractions.net
> http://postgis.refractions.net/mailman/listinfo/postgis-devel

More information about the postgis-devel mailing list