WMS/WFS and (yearly) time-dependent data

Bart van den Eijnden (OSGIS) bartvde at OSGIS.NL
Wed Feb 21 03:48:29 PST 2007


I think you should be looking at tile-indexing for the TIME dimension. A
field in the dbf of the tile-index will probably state which shapefile
Mapserver needs to open for that specific year (and that specific theme).

I believe the WCS howto has some information on how to do this, but I have
no experience with this whatsoever:

http://mapserver.gis.umn.edu/docs/howto/WCSServerFormatHowTo

Best regards,
Bart

--
Bart van den Eijnden
OSGIS, Open Source GIS
http://www.osgis.nl


--------- Oorspronkelijk bericht --------
Van: Stefan Schwarzer <stefan.schwarzer at GRID.UNEP.CH>
Naar: MAPSERVER-USERS at LISTS.UMN.EDU <MAPSERVER-USERS at LISTS.UMN.EDU>
Onderwerp: [UMN_MAPSERVER-USERS] WMS/WFS and (yearly) time-dependent data
Datum: 21/02/07 09:44

> Hi,
> 
> i read in a document ( http://mapserver.gis.umn.edu/docs/howto/ 
> wms_time_support/view ) that there is a WMS/WFS-parameter one can  
> specify for time dependent data. I am dealing mostly with statistical  
> data sets, which are covering a period of 1970 to 2006. So it should  
> be something like TIME=2004 to query a specific year.
> 
> For each variable and year there is a five-classes breakup.
> 
> It is not clear to me how I should set-up my map file. I guess, I  
> could on one hand just have 36 layers (for each year a layer) - then  
> I wouldn't need the TIME parameter. But as I have some 1000 files to  
> deal with, my map file would get pretty long...
> 
> The other solution would be to have some kind of grouping classes, so  
> that all my years would fit into one layer, but into 36 classes.
> 
> Or is there any kind of more "dynamic" solution?
> 
> Thanks for any suggestions!
> 
> Stef
> 
> 



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