Add an index for water polygons

gravitystorm · Aug 27, 2016 · eaef4bb · eaef4bb
1 parent 02dcbac
commit eaef4bb
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diff --git a/indexes.sql b/indexes.sql
@@ -20,6 +20,11 @@ CREATE INDEX planet_osm_line_river
 CREATE INDEX planet_osm_line_name
   ON planet_osm_line USING GIST (way)
   WHERE name IS NOT NULL;
+CREATE INDEX planet_osm_polygon_water
+  ON planet_osm_polygon USING GIST (way)
+  WHERE waterway IN ('dock', 'riverbank', 'canal')
+    OR landuse IN ('reservoir', 'basin')
+    OR "natural" IN ('water', 'glacier');
 CREATE INDEX planet_osm_polygon_military
   ON planet_osm_polygon USING GIST (way)
   WHERE landuse = 'military';

diff --git a/indexes.yml b/indexes.yml
@@ -21,6 +21,12 @@ polygon:
     where: building IS NULL
   military:
     where: landuse = 'military'
+  water:
+    # The indentation here makes sense in the SQL output
+    where: |-
+      waterway IN ('dock', 'riverbank', 'canal')
+          OR landuse IN ('reservoir', 'basin')
+          OR "natural" IN ('water', 'glacier')
   way_area_z6:
     where: way_area > 59750
 roads: