[Mapserver-users] Can't locate object method "TIEHASH"

Agneta Schick schick at sdac.hannover.bgr.de
Tue Jun 1 04:55:15 EDT 2004


Thanks for the replies. 

I have no problem using XBase but I thought I had
read an old mail ( which I can't find now) where someone criticised
this method as being slow and advised to use msDBF. 

A follow-up question: what is the fastest method
for extracting information from .dbf files?

Agneta Schick 


> It is best to use Perl's XBase module for querying the DBF files.
> I'm pretty sure that isn't even documented on purpose - I'll have to
> check the doc.
> 
> Lowell
> 
> The following message was sent by Agneta Schick
> <schick at sdac.hannover.bgr.de> on Fri, 28 May 2004 11:54:04 +0200 (MEST).
> 
> > Hello mapserver-users,
> > 
> > I've searched the mail archive and found 2 messages on this topic,
> > both were, however, unanswered.
> > 
> > So I'll try again...
> > 
> > Platform:
> > 	MapServer 4.0.1
> > 	solaris 9
> > 	Perl 5.8.3
> > 
> > I want to test an application querying shape files.
> > My perl mapscript code
> > ...
> >   $layer->queryByPoint($tmp_map,$pnt,$mapscript::MS_SINGLE,1000);
> >   my $res = $layer->getResult(0);
> >   $layer->open();
> >   my $shape=new mapscript::shapeObj($layer->{type});
> >   my $shape_index = $layer->getShape($shape,-1,$res->{shapeindex});
> >   my $table = 
> >
> mapscript::msDBFOpen("/space/b3sn13/webdb/htdocs/ermos/data/usgs.dbf","r+");
> > ....
> > is terminated with 
> > Can't locate object method "TIEHASH" via package "_DBFHandle".
> > 
> > Is this a mapscript problem or is something missing in the installation?
> > 
> > (I tried the same perl script on solaris 8, mapserver 3.6.5, perl 5.6
> > and got the same error).
> > 
> > Thanks,
> > Agneta Schick
> > 
> >
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >     Agneta Schick
> >     
> >     Bundesanstalt fuer Geowissenschaften und Rohstoffe
> >     Federal Institute for Geosciences and Natural Resources
> >     Stilleweg 2
> >     D- 30655 Hannover                   Tel.: +49 511 643 3136
> >     GERMANY                             FAX.: +49 511 643 3663
> > 
> >     schick at sdac.hannover.bgr.de         http://www.seismologie.bgr.de
> >
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > 
> > 
> > 
> > 
> > _______________________________________________
> > Mapserver-users mailing list
> > Mapserver-users at lists.gis.umn.edu
> > http://lists.gis.umn.edu/mailman/listinfo/mapserver-users




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