[mapserver-users] Layer with over 6000 shapefiles

[Even Rouault]

Le mercredi 29 janvier 2014 18:40:49, Brent Wood a écrit :
> This is less a mapserver issue than a data management issue - and
> shapefiles are not a particularly good way to manage data.
> 
> I suggest you look at a spatially enabled database, with attribute &
> spatial indexes, such as Postgis, instead of shapefiles as a data source.
> These are pretty much designed for such use cases.
> 
> 
> That said, if you cannot use a spatial database in this case, you can do
> things with mapserver to improve things - like have multiple layers
> (though 6000 seems a bit excessive) in a single group - so addressable as
> a single layer but each with its own shapefile spatial index file.

A spatialite DB with spatial index could also perhaps do it. Not sure if it 
scales well up to 260 GB however.

> 
> Brent Wood
> 
> 
> 
> ________________________________
>  From: "EVANS, JAMES R GS-13 USAF ACC 84 RADES/SCZE"
> <james.evans.4 at us.af.mil> To: "mapserver-users at lists.osgeo.org"
> <mapserver-users at lists.osgeo.org> Sent: Thursday, January 30, 2014 5:32 AM
> Subject: [mapserver-users] Layer with over 6000 shapefiles
> 
> 
> Hi,
> Is there a way to add a layer that points to 6000 some odd shapefiles? 
> I've created a set of contour files for the whole world, and when I had
> the info in a single shapefile it was about 260GBs.  Mapserver would serve
> it up, but performance was horrible.  I now have the set broken up into
> about 6000 separate shapefiles, but don't know how to address that in a
> single layer.  I tried using gdaltindex, to create a single index file
> that points to all the other shapefiles, but I get an error saying the
> shapefiles are an unsupported type.  Is there some other way to create an
> index that Mapserver can use to point to this many shapefiles? Thanks,
> James
> 
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