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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