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when create materialized do so without data, better logging

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This commit is contained in:
stirringhalo
2017-01-04 01:03:00 -05:00
parent 0c1da27294
commit 2ef6a19149
4 changed files with 14 additions and 10 deletions
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9
layers/transportation_name/merge_highways.sql
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@@ -29,7 +29,7 @@ CREATE MATERIALIZED VIEW osm_transportation_name_linestring AS (
WHERE (name <> '' OR ref <> '') AND NULLIF(highway, '') IS NOT NULL
GROUP BY name, highway, ref
) AS highway_union
);
) WITH NO DATA;
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_geometry_idx ON osm_transportation_name_linestring USING gist(geometry);
-- etldoc: osm_transportation_name_linestring -> osm_transportation_name_linestring_gen1
@@ -37,7 +37,7 @@ CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen1 AS (
SELECT ST_Simplify(geometry, 50) AS geometry, osm_id, member_osm_ids, name, ref, highway, z_order
FROM osm_transportation_name_linestring
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 8000
);
) WITH NO DATA;
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen1_geometry_idx ON osm_transportation_name_linestring_gen1 USING gist(geometry);
-- etldoc: osm_transportation_name_linestring_gen1 -> osm_transportation_name_linestring_gen2
@@ -45,7 +45,7 @@ CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen2 AS (
SELECT ST_Simplify(geometry, 120) AS geometry, osm_id, member_osm_ids, name, ref, highway, z_order
FROM osm_transportation_name_linestring_gen1
WHERE highway IN ('motorway','trunk') AND ST_Length(geometry) > 14000
);
) WITH NO DATA;
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen2_geometry_idx ON osm_transportation_name_linestring_gen2 USING gist(geometry);
-- etldoc: osm_transportation_name_linestring_gen2 -> osm_transportation_name_linestring_gen3
@@ -53,7 +53,7 @@ CREATE MATERIALIZED VIEW osm_transportation_name_linestring_gen3 AS (
SELECT ST_Simplify(geometry, 120) AS geometry, osm_id, member_osm_ids, name, ref, highway, z_order
FROM osm_transportation_name_linestring_gen2
WHERE highway = 'motorway' AND ST_Length(geometry) > 20000
);
) WITH NO DATA;
CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen3_geometry_idx ON osm_transportation_name_linestring_gen3 USING gist(geometry);
--- Triggers
@@ -61,6 +61,7 @@ CREATE INDEX IF NOT EXISTS osm_transportation_name_linestring_gen3_geometry_idx
CREATE OR REPLACE FUNCTION refresh_osm_transportation_name_linestring() RETURNS trigger AS
$BODY$
BEGIN
RAISE LOG 'Refresh osm_highway_linestring based tables';
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring;
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring_gen1;
REFRESH MATERIALIZED VIEW osm_transportation_name_linestring_gen2;