PostGIS WKT Raster - FAQ

1 - What is the meaning of "WKT" in WKT Raster?

2 - How is WKT Raster different than the Oracle SDO_GEORASTER and SDO_RASTER types?

3 - Why do you say "WKT Raster goal is to implement the RASTER type as much as possible like the GEOMETRY type is implemented in PostGIS"? Vector and raster are very different and have always been threated differently in GIS packages.

4 - Why does every tile is georeferenced?

5 - How come it is possible to store overlapping rasters in the same table? In a raster, tiles should not overlaps.

6 - How do a load my raster in the database using WKT Raster?

7 - How do I dump my raster from the database into the filesystem using WKT Raster?

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