Changes between Version 82 and Version 83 of WKTRasterTutorial01


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Timestamp:
06/29/10 14:18:00 (14 years ago)
Author:
pracine
Comment:

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  • WKTRasterTutorial01

    v82 v83  
    314314== Intersecting the caribou buffers with the elevation rasters ==
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     316[[Image(WKTRasterViewOfIntersectionResult.gif, align=right, 50%)]]
    316317Our two coverages are now ready to be intersected. We will use the st_intersection() function and st_intersects() operator which operates directly on raster and geometries by vectorizing only the necessary part of the raster before doing the intersection and is one of the main feature of PostGIS WKT Raster: 
    317318