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 +1,8 @@
+-- test table (polygons, some of which touch and some which dont)
+CREATE TABLE touching_polygons(cartodb_id integer, the_geom geometry);
+INSERT INTO  touching_polygons VALUES
+(1, ST_GeomFromText('POLYGON ((0 0, 1 0,1 1, 0 1, 0 0 ))')),
+(2, ST_GeomFromText('POLYGON ((1 0, 2 0, 2 1, 1 1, 1 0))')),
+(1, ST_GeomFromText('POLYGON ((0 1, 1 1,1 2, 0 2, 0 1 ))')),
+(4, ST_GeomFromText('POLYGON ((3 0, 4 0, 4 1, 3 1, 3 0))')),
+(5, ST_GeomFromText('POLYGON ((3 1, 4 1, 4 2, 3 2, 3 1))'));