What does that mean in use? I'm not familiar with this stuff yet. :)
On Thu, Apr 5, 2012 at 9:41 AM, Nicolas Ribot <nicolas.ri...@gmail.com> wrote: >> Can someone explain the difference between the two types of shape >> files and the advantages/disadvantages of each in more general terms? >> > > As far as I understandd from http://efele.net/maps/tz/world/: > > "and a TZ timezone will sometimes have multiple polygons. " for the > first file, and > " and there is a single geometry for each TZ timezone" for the second one. > > The big shapefile contains one multipolygon by timezone and by > country, the small one contains one polygon for each part of a country > (islands for instance) for each timezone, thus the count difference . > > nicolas > _______________________________________________ > postgis-users mailing list > postgis-users@postgis.refractions.net > http://postgis.refractions.net/mailman/listinfo/postgis-users _______________________________________________ postgis-users mailing list postgis-users@postgis.refractions.net http://postgis.refractions.net/mailman/listinfo/postgis-users
