Changes between Version 26 and Version 27 of CLC Join
- Timestamp:
- Jun 1, 2010 11:59:35 AM (15 years ago)
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CLC Join
v26 v27 4 4 We chose to work on a reduced scale to build the queries as the clc is just damn too big for us, and raster approches are not yet avalaible in postgis, though we fancy using the functions displayed in the developpement page http://trac.osgeo.org/postgis/wiki/WKTRaster. 5 5 == building a table of clc only for Britany == 6 After several trial neither --- ST_Crosses --- nor --- ST_Contains--- did work, the example with ST_Intersects provides a surface that is larger than britany, but ST_Crosses missed the area near the coasts as the geom had to be fully within Britany.6 After several trial neither ---ST_Crosses--- nor ---ST_Contains--- did work, the example with ST_Intersects provides a surface that is larger than britany, but ST_Crosses missed the area near the coasts as the geom had to be fully within Britany. 7 7 {{{ 8 8 #!sql