[mapserver-users] postgis layer - postgresql table join eror

Stephen Woodbridge woodbri at swoodbridge.com
Mon Aug 13 05:56:57 PDT 2012


Make sure you sub-query works ins psql or pgadmin first. You care 
getting a SQL error not a mapserver error.

SELECT Pipeline.the_geom AS the_geom,
        Pipeline.gid AS gid,
        Pipeline.status AS status,
        Kondur_block.id_wk AS id_wk
   FROM Pipeline
   LEFT JOIN Kondur_block
     ON Pipeline.id_wk = Kondur_block.id_wk

If this does wotk there it will not work in mapserver.

-Steve W

On 8/13/2012 4:24 AM, surahman putra wrote:
> Thanks Thomas,
>
> But After I add FROM clause, it still give same message.
> Do you have any idea what should I do to fix this problem?
>
> Surahman
>
> On Mon, Aug 13, 2012 at 2:26 PM, thomas bonfort
> <thomas.bonfort at gmail.com <mailto:thomas.bonfort at gmail.com>> wrote:
>
>     You're missing a FROM clause, probably something like:
>
>      > DATA 'the_geom FROM (SELECT Pipeline.the_geom AS the_geom,
>     Pipeline.gid AS
>      > gid, Pipeline.status AS status, Kondur_block.id_wk AS id_wk
>     FROM Pipeline
>      > LEFT JOIN
>      > Kondur_block ON Pipeline.id_wk = Kondur_block.id_wk) as subquery
>     USING
>      > UNIQUE gid USING srid=32648'
>
>     --
>     thomas
>
>     On Mon, Aug 13, 2012 at 6:21 AM, Surahman Putra
>     <surahmanputra at gmail.com <mailto:surahmanputra at gmail.com>> wrote:
>      > Hi
>      >
>      >
>      >
>      > I’m new mapserver-user. I have problem to join postgis layer to
>     postgre
>      > table.
>      >
>      > Here my map file data:
>      >
>      >
>      >
>      > DATA 'the_geom FROM (SELECT Pipeline.the_geom AS the_geom,
>     Pipeline.gid AS
>      > gid, Pipeline.status AS status, Kondur_block.id_wk AS id_wk LEFT JOIN
>      > Kondur_block ON Pipeline.id_wk = Kondur_block.id_wk) as subquery
>     USING
>      > UNIQUE gid USING srid=32648'
>      >
>      >
>      >
>      > And I get this message:
>      >
>      >
>      >
>      > msDrawMap(): Image handling error. Failed to draw layer named
>     'Pipeline'.
>      > msPostGISLayerWhichShapes(): Query error. Error executing query:
>     ERROR:
>      > syntax error at or near "LEFT" LINE 1: ...".status AS status,
>      > "Kondur_block".id_wk AS id_wk LEFT JOIN ... ^
>      >
>      >
>      >
>      > Can annyone sugget what’s wrong with that?
>      >
>      > For Information I use mapserver version 6.03 and postgis version
>     1.5.1
>      >
>      >
>      >
>      > Thanks,
>      >
>      > Surahman
>      >
>      >
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>      >
>
>
>
>
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