[mapserver-users] gMap query not showing results

Pushkar Pradhan pushkar at ERC.MsState.Edu
Thu May 30 17:34:27 EDT 2002


Does this mean we need java enabled/rosa applet to get the GMap queries
to work, I had modified it since I had the same problems Joost is having.
> You may already know this, but there are 2 conditions that must be met
> to do gueries with the gmap code.
>
> 1) you must have a TEMPLATE line in the LAYER section
>    this is a requirement of mapserver, I use "TEMPLATE void" in my files
> 2) you must have a METADATA section like:
>
> METADATA
>  "attribute field name1" "results column header1"
>  "attribute field name2" "results column header2"
>   ...
> END
>
> If you don't have both, then you will not get back query results.
> Also, for the query function, you can click OR drag a window with the
> rosa applet.
>
> I think if you click, you get back a SINGLE result, and a window drag
> gives you multiple results. I could be wrong on this point, but this is
> how mine behaves.
>
> -Steve
>
> "Van Ulden, Joost" wrote:
> >
> > Hello all,
> >
> > We are using the gMap GMapDumpQueryResults() function and it is not
> > returning the field values from the shapefile.  Mapserver finds the point
> > because we do ot get the "no results" response.  Additionally, we cannot get
> > the query map to work for the same shapefile.  The shape file is dynamic.
> > Any suggestions would be helpful.
> >
> > Regards,
> >
> > Joost van Ulden
> > Data Integration Specialist
> > GSC-Pacific Division
> > 101-605 Robson St.
> > Vancouver, BC V6B 5J3
> > 604.666.7525
> > jvanulde at nrcan.gc.ca
>

-Pushkar S. Pradhan




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