Thip,<br>
<br><div><span class="gmail_quote">On 8/31/05, <b class="gmail_sendername">Thip</b> <<a href="mailto:thip@ait.ac.th">thip@ait.ac.th</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div><p><font size="2">DATA " select intersection (twy_sec.the_geom, twy_su.the_geom) using
unique gid using SRID=-1"</font></p><span class="q"></span></div></blockquote></div>Check this DATA statement against the example in the postgis docs. You may have to rewrite it a bit.<br>
<br>
<a href="http://postgis.refractions.net/docs/ch04.html#id2512784">http://postgis.refractions.net/docs/ch04.html#id2512784</a><br>
<br>-- <br>Matt Perry<br><a href="mailto:perrygeo@gmail.com">perrygeo@gmail.com</a><br><a href="http://www.perrygeo.net">http://www.perrygeo.net</a>