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Use only ne_10m_roads from Natural Earth #81

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This commit is contained in:
Lukas Martinelli
2016-12-01 14:23:14 +00:00
parent b931261e4b
commit 79e6f57ad7
4 changed files with 17 additions and 37 deletions
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12
layers/transportation/layer.sql
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@@ -20,16 +20,18 @@ RETURNS TABLE(osm_id bigint, geometry geometry, class text, subclass text, ramp
brunnel(is_bridge, is_tunnel, is_ford) AS brunnel,
NULLIF(service, '') AS service
FROM (
-- etldoc: ne_10m_global_roads -> layer_transportation:z4z6
-- etldoc: ne_10m_roads -> layer_transportation:z4z6
SELECT
NULL::bigint AS osm_id, geometry,
highway, NULL AS railway, NULL AS service,
NULL::bigint AS osm_id, geom AS geometry,
ne_highway(type) AS highway, NULL AS railway, NULL AS service,
NULL::boolean AS is_bridge, NULL::boolean AS is_tunnel,
NULL::boolean AS is_ford,
NULL::boolean AS is_ramp, NULL::boolean AS is_oneway,
0 AS z_order
FROM ne_10m_global_roads
WHERE zoom_level BETWEEN 4 AND 6 AND scalerank <= 1 + zoom_level
FROM ne_10m_roads
WHERE featurecla = 'Road'
AND type IN ('Major Highway', 'Secondary Highway', 'Road')
AND zoom_level BETWEEN 4 AND 6 AND scalerank <= 1 + zoom_level
UNION ALL
-- etldoc: osm_highway_linestring_gen4 -> layer_transportation:z7z8