35 lines
1.2 KiB
SQL
35 lines
1.2 KiB
SQL
|
|
-- on recale également les points de nettoyage sur le tracé
|
|
TRUNCATE TABLE phase_2_point_nettoyage ;
|
|
|
|
WITH candidates AS
|
|
(
|
|
SELECT
|
|
pt_org.ogc_fid AS pt_id,
|
|
edge.id AS edge_id,
|
|
ST_Distance(pt_org.the_geom, ST_ClosestPoint(edge.the_geom, pt_org.the_geom)) AS distance,
|
|
ST_Snap(
|
|
pt_org.the_geom, -- le point d'origine à recaler
|
|
ST_ClosestPoint(edge.the_geom, pt_org.the_geom), -- le point le plus près dans la couche de nœuds
|
|
ST_Distance(pt_org.the_geom, ST_ClosestPoint(edge.the_geom, pt_org.the_geom))* 1.01 -- dans la distance de ce plus proche point
|
|
) AS the_geom
|
|
FROM
|
|
(SELECT ogc_fid::integer, ST_Transform(the_geom,2154) AS the_geom FROM phase_2_point_nettoyage_3857) AS pt_org,
|
|
(SELECT id, the_geom FROM osm_roads_pgr) AS edge
|
|
WHERE
|
|
ST_INTERSECTS(edge.the_geom, ST_BUFFER(ST_Transform(pt_org.the_geom,2154) ,2) )
|
|
ORDER BY pt_org.ogc_fid, ST_Distance(pt_org.the_geom, ST_ClosestPoint(edge.the_geom, pt_org.the_geom))
|
|
)
|
|
INSERT INTO phase_2_point_nettoyage
|
|
SELECT
|
|
nextval('phase_2_point_nettoyage_id_seq'::regclass),
|
|
pt_id,
|
|
edge_id,
|
|
distance,
|
|
the_geom
|
|
FROM candidates ;
|
|
|
|
-- un peu de ménage
|
|
VACUUM FULL phase_2_point_nettoyage ;
|
|
|