74 lines
1.7 KiB
MySQL
74 lines
1.7 KiB
MySQL
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TRUNCATE phase_1_trace ;
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INSERT INTO phase_1_trace
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SELECT
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ogc_fid,
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secteur_id::int,
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ordre::int,
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0 AS longueur,
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ST_Transform(the_geom,2154) AS the_geom
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FROM phase_1_trace_3857
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WHERE ST_LENGTH(the_geom) > 0
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ORDER BY secteur_id ASC, ordre ASC ;
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-- mise à jour de la longueur 1 fois la géométrie passée en CC48
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UPDATE phase_1_trace
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SET longueur = TRUNC( ST_Length(the_geom)::numeric / 1000 , 2) ;
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-- on remplit la table trace 4326 pour exporter vers umap
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TRUNCATE phase_1_trace_4326 ;
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INSERT INTO phase_1_trace_4326
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SELECT
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t.ogc_fid,
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s.nom_br AS name,
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t.secteur_id::int,
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t.ordre::int,
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t.longueur,
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ST_Transform(t.the_geom,4326) AS the_geom
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FROM phase_1_trace t JOIN secteur s ON t.secteur_id = s.id
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ORDER BY secteur_id ASC, ordre ASC ;
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TRUNCATE phase_1_trace_troncons ;
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INSERT INTO phase_1_trace_troncons
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SELECT
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row_number() over() as uid,
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secteur_id,
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ordre,
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NULL AS km,
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NULL AS km_reel,
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NULL AS longueur,
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ST_LineSubstring(the_geom, 1000.00*n/length,
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CASE
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WHEN 1000.00*(n+1) < length THEN 1000.00*(n+1)/length
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ELSE 1
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END) AS the_geom
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FROM
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(SELECT
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ogc_fid,
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secteur_id,
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ordre,
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ST_LineMerge(the_geom)::geometry(LineString,2154) AS the_geom,
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ST_Length(the_geom) As length
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FROM phase_1_trace
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-- ce tri est le plus important
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ORDER BY secteur_id ASC, ordre ASC
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) AS t
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CROSS JOIN generate_series(0,10000) AS n
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WHERE n*1000.00/length < 1
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ORDER BY t.secteur_id ASC, t.ordre ASC ;
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-- mise à jour des attributs
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UPDATE phase_1_trace_troncons
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SET
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longueur =
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(CASE
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WHEN TRUNC( ST_Length(the_geom)::numeric , 0) = 999 THEN 1000
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ELSE TRUNC( ST_Length(the_geom)::numeric , 0)
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END),
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km = uid -- km redadeg
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;
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