Rasters in the Database—Why Bother?

ESRI, Open Source, Web Mapping 14 Comments »

I’ve come to the conclusion that storing rasters in a database is of dubious value, particularly from a data warehouse perspective.

If you manage a collection of rasters that are updated on a frequent basis, storing them in a relational database with ArcSDE quickly becomes a pain. I’m not talking about a dozen or so rasters, but rather tens of thousands. The overhead of the database and middleware just doesn’t seem to be worth it.

A better solution is to use MapServer with a tile index (created using gdaltindex) to serve them to your desktop clients via WMS. Fast, simple, and easy to update and manage.

Wither the command line

GIS in General, Open Source 2 Comments »

Matthew Perry poses the question: Why is the command line a dying art?. Funny how these things go—I was thinking about posting on this same topic just the other day, although I may be repeating myself.
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