cdb_union_adgacent

2016-02-24 13:51:18 -05:00
parent abfda1c75e
commit e84b467cbc
4 changed files with 65 additions and 0 deletions
@@ -0,0 +1,9 @@
+\i test/fixtures/touching_polygons.sql
+
+WITH joined_polygons AS (
+  SELECT cdb_union_adjacent(the_geom) the_geom FROM touching_polygons
+),
+unnested_polygons as (
+  select unnest(joined_polygons.the_geom) the_geom from joined_polygons
+)
+select ST_ASTEXT(unnested_polygons.the_geom) from unnested_polygons;