Re: [postgis-users] Another few questions

2008-03-31 Thread Mark Cave-Ayland
On Sunday 30 March 2008 19:46:31 Paul Tomblin wrote: What documentation? In http://postgis.refractions.net/docs/ch06.html, all I can find is ST_xmin(box3d). But experimentation shows I can call 'xmin()' with a geometry, and 'st_xmin()' doesn't exist. This is what I find so frustrating

Re: [postgis-users] Another few questions

2008-03-31 Thread Paul Tomblin
Mark Cave-Ayland wrote: On Sunday 30 March 2008 19:46:31 Paul Tomblin wrote: to use some of them, you actually have to leave off the ST_ part. This function is defined as requiring a box3d, but nothing I can find in the docs actually comes out and says that if you have a method that takes a

RE: [postgis-users] Another few questions

2008-03-30 Thread Bruce Rindahl
3. Is there any way to get the corners of a polygon or its bounding box out as separate points? See the documentation on xmin, xmax, ymin, ymax Bruce ___ postgis-users mailing list postgis-users@postgis.refractions.net

Re: [postgis-users] Another few questions

2008-03-30 Thread Paul Tomblin
Bruce Rindahl wrote: 3. Is there any way to get the corners of a polygon or its bounding box out as separate points? See the documentation on xmin, xmax, ymin, ymax What documentation? In http://postgis.refractions.net/docs/ch06.html, all I can find is ST_xmin(box3d). But

Re: [postgis-users] Another few questions

2008-03-30 Thread Stephen Woodbridge
Paul Tomblin wrote: Bruce Rindahl wrote: 3. Is there any way to get the corners of a polygon or its bounding box out as separate points? See the documentation on xmin, xmax, ymin, ymax What documentation? In http://postgis.refractions.net/docs/ch06.html, all I can find is

Re: [postgis-users] Another few questions

2008-03-30 Thread Stephen Woodbridge
Paul Tomblin wrote: Bruce Rindahl wrote: 3. Is there any way to get the corners of a polygon or its bounding box out as separate points? See the documentation on xmin, xmax, ymin, ymax What documentation? In http://postgis.refractions.net/docs/ch06.html, all I can find is