DROP FUNCTION IF EXISTS st_intersection(raster, int, geometry, regprocedure);
DROP FUNCTION IF EXISTS st_intersection(raster, geometry, text, regprocedure);
DROP FUNCTION IF EXISTS st_intersection(raster, geometry, regprocedure);
+DROP FUNCTION IF EXISTS st_clip(raster, integer, geometry, boolean);
DROP FUNCTION IF EXISTS st_clip(raster, geometry, float8, boolean);
+DROP FUNCTION IF EXISTS st_clip(raster, geometry, boolean);
DROP FUNCTION IF EXISTS st_clip(raster, int, geometry, float8, boolean);
+DROP FUNCTION IF EXISTS st_clip(raster, geometry, float8[], boolean);
+DROP FUNCTION IF EXISTS st_clip(raster, integer, geometry, float8[], boolean);
-- refactoring of functions
DROP FUNCTION IF EXISTS _st_dumpaswktpolygons(rast raster, band integer);