[mapserver-users] queryByAttributes on PostGIS-Layer

Paul Ramsey pramsey at cleverelephant.ca
Thu May 29 08:06:41 PDT 2008


Well, if it's presenting a markedly different API than a query on
shape file, I'd say it is at minimum non-optimal and worthy of a
ticket.  Of course, at this late date, "fixing" it will break everyone
else's code... oh, dear :)

P

On Wed, May 28, 2008 at 11:55 PM,  <schroeter at netgis.de> wrote:
> Found the problem (thanks to Nicol ;-)
> Code:
> @$myQuery = $layer->queryByAttributes('nr_','7', MS_SINGLE);
>
> must be changed to:
> @$myQuery = $layer->queryByAttributes('nr_','nr_=7', MS_SINGLE);
>
> Is this a bug?
>
> Sven
>
>
> ----- Original Message ----- From: <schroeter at netgis.de>
> To: <mapserver-users at lists.osgeo.org>
> Sent: Wednesday, May 28, 2008 12:48 PM
> Subject: [mapserver-users] queryByAttributes on PostGIS-Layer
>
>
>> Hallo list,
>>
>> My test-system: Mapserver 5.02 on WinXP and postgreSQL 8.2
>> I try to make some querys via php-mapscript for a postgis-layer:
>> queryByPoint,queryByShape and queryByRect is no problem.
>> queryByAttributes always return "no result" (field 'nr_' is an integer)
>> If I use a shapefile for the same data (biogasanlagen.shp)
>> queryByAttributes works fine.
>>
>> mapfile:
>> ...
>> LAYER
>>  NAME "biogasanlagen"
>>  TYPE point
>>  STATUS on
>>  CONNECTIONTYPE postgis
>>  CONNECTION "user=postgres password=xyz dbname=mydb host=localhost
>> port=5432"
>>  DATA "the_geom from biogasanlagen using unique gid"
>>  #DATA biogasanlagen.shp
>>  TEMPLATE void
>>   CLASS
>>    Name "biogasanlagen"
>>    OUTLINECOLOR 128 70 0
>>       COLOR 230 70 0
>>       SYMBOL 'circle'
>>  SIZE 12
>>    END  # CLASS
>>  TRANSPARENCY 88
>>  TOLERANCE 8
>> END
>> ...
>>
>> php-Code:
>>
>> ...
>> $layer = $map->getLayerByName("biogasanlagen");
>> @$myQuery = $layer->queryByAttributes('nr_','7', MS_SINGLE);
>> ...
>>
>> any idea?
>>
>> Thanks Sven
>>
>> _______________________________________________
>> mapserver-users mailing list
>> mapserver-users at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>
>
>
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