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comparison schema/updates/1309/01.expose_section_country.sql @ 4742:b88ab93dcb2c

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Expose section country in GeoServer layer
author Tom Gottfried <tom@intevation.de>
date Fri, 18 Oct 2019 12:18:23 +0200
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4741:5164b4450c42 4742:b88ab93dcb2c
1 CREATE TEMP TABLE base_views (name, def) AS VALUES (
2 'gauges_base_view', $$
3 SELECT
4 g.location,
5 isrs_asText(g.location) AS isrs_code,
6 g.objname,
7 g.geom,
8 g.applicability_from_km,
9 g.applicability_to_km,
10 g.validity,
11 g.zero_point,
12 g.geodref,
13 g.date_info,
14 g.source_organization,
15 g.erased,
16 r.rwls AS reference_water_levels,
17 wl.measure_date AS gm_measuredate,
18 wl.water_level AS gm_waterlevel,
19 wl.n AS gm_n_14d,
20 fca.forecast_accuracy_3d,
21 fca.forecast_accuracy_1d
22 FROM waterway.gauges g
23 LEFT JOIN (SELECT location, validity,
24 json_strip_nulls(json_object_agg(
25 coalesce(depth_reference, 'empty'), value)) AS rwls
26 FROM waterway.gauges_reference_water_levels
27 GROUP BY location, validity) AS r
28 USING (location, validity)
29 LEFT JOIN (SELECT DISTINCT ON (location)
30 location,
31 date_issue,
32 measure_date,
33 water_level,
34 count(*) OVER (PARTITION BY location) AS n
35 FROM waterway.gauge_measurements
36 -- consider all measurements within 14 days plus a tolerance
37 WHERE measure_date
38 >= current_timestamp - '14 days 00:15'::interval
39 ORDER BY location, measure_date DESC) AS wl
40 USING (location)
41 LEFT JOIN (SELECT DISTINCT ON (location)
42 location,
43 date_issue,
44 max(acc) FILTER (WHERE measure_date
45 <= current_timestamp + '1 day'::interval)
46 OVER loc_date_issue AS forecast_accuracy_1d,
47 max(acc) OVER loc_date_issue AS forecast_accuracy_3d
48 FROM (SELECT location, date_issue, measure_date,
49 GREATEST(water_level - lower(conf_interval),
50 upper(conf_interval) - water_level) AS acc
51 FROM waterway.gauge_predictions
52 -- consider predictions made within last 14 days ...
53 WHERE date_issue
54 >= current_timestamp - '14 days 00:15'::interval
55 -- ... for the next three days from now
56 AND measure_date BETWEEN current_timestamp
57 AND current_timestamp + '3 days'::interval) AS acc
58 WINDOW loc_date_issue AS (PARTITION BY location, date_issue)
59 ORDER BY location, date_issue DESC) AS fca
60 -- Show only forecasts issued with latest measurements or later
61 ON fca.location = g.location AND fca.date_issue >= wl.date_issue
62 $$);
63
64 UPDATE sys_admin.published_services SET view_def = $$
65 SELECT
66 s.id,
67 s.name,
68 (s.section).lower::varchar as lower,
69 (s.section).upper::varchar as upper,
70 s.area,
71 s.objnam,
72 s.nobjnam,
73 s.country,
74 s.date_info,
75 s.source_organization,
76 s.staging_done,
77 min(g.gm_measuredate) AS gm_measuredate,
78 min(g.gm_n_14d) AS gm_n_14d,
79 max(g.forecast_accuracy_3d) AS forecast_accuracy_3d,
80 max(g.forecast_accuracy_1d) AS forecast_accuracy_1d
81 FROM waterway.sections s
82 LEFT JOIN (
83 $$ || (SELECT def FROM base_views WHERE name = 'gauges_base_view') || $$
84 WHERE NOT erased) AS g
85 ON g.location <@ s.section
86 GROUP BY s.id
87 $$
88 WHERE schema = 'waterway' AND name = 'sections_geoserver'