Of you have a relatively uniform primary key on the table just take every record mod 100 or something.
P. On Wed, Jun 15, 2011 at 6:37 AM, Martin Ouellet <[email protected]> wrote: > Hi, > > The ST_ConvexHull function generates exactly the geometry that I need to > get the area covered by each of my tables. By cons, some of > them have millions of records and the operation crash. > > Is there a way to generate a geometry using > the function ST_ConvexHull but by reducing the precision or by a > process of aggregation? > > The accuracy is not required in my case, only to get an idea of the scope of > data foreach table. > > regards, > > MartinO > _______________________________________________ > postgis-users mailing list > [email protected] > http://postgis.refractions.net/mailman/listinfo/postgis-users > > _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
