[mapserver-users] PostGIS problems in nightly

[Havard Tveite]

Sorry for not testing more, Steve.  Answers to your questions
below.

Stephen Woodbridge wrote:
> Håvard,
> 
> Try:
> 
> trim(both from direction)

works

> which does the same thing as:
> 
> trim(both ' ' from direction)
> 
> this looks like it might be an unescaped ' and in single quotes string.
> 
> you could also try:
> 
> trim(both \' \' from direction)

does not work (still "crash").

> 
> or
> 
> trim(both \\' \\' from direction)

does not work (still "crash").


Regards,

Håvard

> and report if either of these work.
> 
> This would help narrow down the issue and maybe give you a work around.
> 
> -Steve W
> 
> Håvard Tveite wrote:
>> I want to report a small problem I faced with a PostGIS
>> connection with the latest nightly build.
>>
>> With the latest build I have problems with one of my
>> PostGIS connections.
>> The problem goes away when I switch back to the nightly
>> build from March 4th 2008.  Other PostGIS connections
>> seem to work fine on both builds.
>>
>> The mapserver_log reports:
>> ******************************************************
>> Fri May  9 17:08:42 2008,2747,128.39.236.206,okart,0,-19379.849812
>> 26500.000000 19379.849812 57500.000000,-1.000000 -1.000000,o-kartpoint
>> o-kartpolygon o-kartline ,msDrawMap(): Image handling error. Failed to
>> draw layer named 'o-kartpoint'. <br>
>> prepare_database(): Query error. Error declaring cursor: ERROR:  current
>> transaction is aborted, commands ignored until end of transaction block
>>
>> With query string: DECLARE mycursor BINARY CURSOR FOR SELECT
>> "symbol"::text,"direction"::text,asbinary(force_collection(force_2d(the_geom)),'XDR'),OID::text
>> from (select oid, symbol, trim(both ' ' from direction) as direction,
>> the_geom from okartpoint order by sequence) as okart WHERE the_geom &&
>> setSRID('BOX3D(-19379.8498122653 26500,19379.8498122653 57500)'::BOX3D,
>> -1 )
>>  <br>
>> msPOSTGISLayerRetrievePK(): Query error. Error executing POSTGIS
>> statement (msPOSTGISLayerRetrievePK():select attname from pg_attribute,
>> pg_constraint, pg_class where pg_constraint.conrelid = pg_class.oid and
>> pg_class.oid = pg_attribute.attrelid and pg_constraint.contype = 'p' and
>> pg_constraint.conkey[1] = pg_attribute.attnum and pg_class.relname =
>> '(select oid, symbol, trim(both ' ' from direction) as direction,
>> the_geom from okartpoint order by sequence) as okart' and
>> pg_table_is_visible(pg_class.oid) and pg_constraint.conkey[2] is null <br>
>> ******************************************************
>>
>> PostgreSQL log:
>> ******************************************************
>> 2008-05-09 17:08:42 MET DST okart guest 128.39.175.213ERROR:  syntax
>> error at or near "' from direction) as direction, the_geom from
>> okartpoint order by sequence) as okart'" at character 283
>> ******************************************************
>>
>> MapServer version 5.1-dev OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG OUTPUT=WBMP
>> OUTPUT=PDF OUTPUT=SVG SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE
>> SUPPORTS=ICONV SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT
>> SUPPORTS=WFS_SERVER SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER INPUT=EPPL7
>> INPUT=SDE INPUT=POSTGIS INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE
>>
>> PostgreSQL 8.1.5, POSTGIS="1.3.2" GEOS="3.0.0-CAPI-1.4.1" PROJ="Rel.
>> 4.5.0, 22 Oct 2006" USE_STATS
>> I am on Solaris 2.7
>>
>> If I remove the trim statement ("trim(both ' ' from direction)
>> as direction"), and replace it with "direction" (untrimmed) there
>> is no error situation in the latest nightly.
>>
>> Is this a bug?
>>
>>
>> Regards,
>>
> 

-- 
--
Håvard Tveite
Department of Mathematical Sciences and Technology
Norwegian University of Life Sciences