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Remove subclass from transport

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This commit is contained in:
Lukas Martinelli
2016-12-02 12:36:10 +00:00
parent 227b36c0d6
commit a109ffd72e
2 changed files with 15 additions and 53 deletions
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layers/transportation/layer.sql
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@@ -6,14 +6,13 @@ $$ LANGUAGE SQL IMMUTABLE STRICT;
-- etldoc: layer_transportation[shape=record fillcolor=lightpink, style="rounded,filled",
-- etldoc: label="<sql> layer_transportation |<z4z6> z4-z6 |<z7z8> z7-z8 |<z9> z9 |<z10> z10 |<z11> z11 |<z12> z12|<z13> z13|<z14_> z14+" ] ;
CREATE OR REPLACE FUNCTION layer_transportation(bbox geometry, zoom_level int)
RETURNS TABLE(osm_id bigint, geometry geometry, class text, subclass text, ramp int, oneway int, brunnel TEXT, service TEXT) AS $$
RETURNS TABLE(osm_id bigint, geometry geometry, class text, ramp int, oneway int, brunnel TEXT, service TEXT) AS $$
SELECT
osm_id, geometry,
CASE
WHEN highway IS NOT NULL THEN highway_class(highway)
WHEN railway IS NOT NULL THEN railway_class(railway)
END AS class,
COALESCE(NULLIF(highway,''), NULLIF(railway, '')) AS subclass,
-- All links are considered as ramps as well
CASE WHEN highway_is_link(highway) OR highway = 'steps'
THEN 1 ELSE is_ramp::int END AS ramp,