[Mapserver-users] Changing map file parameters via URL

Fri Jan 30 03:47:27 PST 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 '&lt;check your .map file&gt;'.<br><BR>Standard ways of specifiying are : <br><BR>(1) 'geometry_column from geometry_table' <br><BR>(2) 'geometry_column from (&lt;sub query&gt;) as foo using unique &lt;column name&gt; using SRID=&lt;srid#&gt;' <br><br></EM></DIV>
<DIV class=RTE><EM>Make sure you put in the 'using unique  &lt;column name&gt;' and 'using SRID=#' clauses in.<BR></EM>What should be understood by (&lt;sub query&gt;)  and  column name&gt ?</DIV>
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