[Mapserver-users] Changing map file parameters via URL

Fri Jan 30 06:47:27 EST 2004

<html><div style='background-color:'><DIV class=RTE>Hi everyone.</DIV>
<DIV class=RTE>I get problems when trying to change map file parameters via URL, that is CGI procedurement.</DIV>
<DIV class=RTE>Does anybody know what exactly is the syntax to change the DATA parameter via URL?</DIV>
<DIV class=RTE>When I tryied the answer was:</DIV>
<DIV class=RTE><EM>Error with POSTGIS data variable. You specified '&amp;lt;check your .map file&amp;gt;'.&lt;br&gt;<BR>Standard ways of specifiying are : &lt;br&gt;<BR>(1) 'geometry_column from geometry_table' &lt;br&gt;<BR>(2) 'geometry_column from (&amp;lt;sub query&amp;gt;) as foo using unique &amp;lt;column name&amp;gt; using SRID=&amp;lt;srid#&amp;gt;' &lt;br&gt;&lt;br&gt;</EM></DIV>
<DIV class=RTE><EM>Make sure you put in the 'using unique&nbsp; &amp;lt;column name&amp;gt;' and 'using SRID=#' clauses in.<BR></EM>What should&nbsp;be understood by (&amp;lt;sub query&amp;gt;)&nbsp; and&nbsp; column name&amp;gt ?</DIV>
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