Mercurial > gemma

annotate schema/geoserver_views.sql @ 3361:3e7a670896bd latest-waterlevel-for-gauges

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added latest waterlevel measurement to guages_geoserver view
author Markus Kottlaender <markus@intevation.de>
date Tue, 21 May 2019 17:41:19 +0200
parents b90b17d0b5a9
children adf06af7a79c
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1 CREATE OR REPLACE VIEW waterway.gauges_geoserver AS
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2 WITH
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3 waterlevel_latest AS (
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4 SELECT DISTINCT ON (location) location, water_level
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5 FROM waterway.gauge_measurements
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6 ORDER BY location, measure_date DESC)
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7 SELECT
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8 g.location,
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9 isrs_asText(g.location) AS isrs_code,
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10 g.objname,
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11 g.geom,
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12 g.applicability_from_km,
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13 g.applicability_to_km,
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14 g.validity,
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15 g.zero_point,
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16 g.geodref,
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17 g.date_info,
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18 g.source_organization,
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19 json_strip_nulls(json_object_agg(coalesce(r.depth_reference,'empty'),
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20 r.value))
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21 AS reference_water_levels,
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22 wl.water_level AS gm_waterlevel
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23 FROM waterway.gauges g
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24 LEFT JOIN waterway.gauges_reference_water_levels r
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25 USING (location, validity)
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26 LEFT JOIN waterlevel_latest wl
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27 USING (location)
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28 WHERE NOT g.erased
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29 GROUP BY g.location, g.validity, wl.water_level;
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30
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31 CREATE OR REPLACE VIEW waterway.distance_marks_geoserver AS
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32 SELECT location_code,
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33 isrs_asText(location_code) AS location,
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34 geom::Geometry(POINT, 4326),
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35 related_enc,
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36 (location_code).hectometre
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37 FROM waterway.distance_marks_virtual;
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38
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39 CREATE OR REPLACE VIEW waterway.distance_marks_ashore_geoserver AS
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40 SELECT id,
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41 country,
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42 geom::Geometry(POINT, 4326),
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43 related_enc,
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44 hectom,
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45 catdis,
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46 position_code
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47 FROM waterway.distance_marks;
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48
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49 CREATE OR REPLACE VIEW waterway.bottlenecks_geoserver AS
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50 WITH
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51 fairway_availability_latest AS (
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52 SELECT DISTINCT ON (bottleneck_id) bottleneck_id, date_info, critical
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53 FROM waterway.fairway_availability
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54 ORDER BY bottleneck_id, date_info DESC),
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55 waterlevel_latest AS (
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56 SELECT DISTINCT ON (location) location, water_level
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57 FROM waterway.gauge_measurements
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58 ORDER BY location, measure_date DESC)
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59 SELECT
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60 b.id,
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61 b.bottleneck_id,
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62 b.objnam,
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63 b.nobjnm,
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64 b.stretch,
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65 b.area,
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66 b.rb,
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67 b.lb,
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68 b.responsible_country,
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69 b.revisiting_time,
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70 b.limiting,
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71 b.date_info,
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72 b.source_organization,
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73 g.location AS gauge_isrs_code,
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74 g.objname AS gauge_objname,
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75 json_strip_nulls(json_object_agg(coalesce(r.depth_reference,'empty'),
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76 r.value))
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77 AS reference_water_levels,
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78 fal.date_info AS fa_date_info,
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79 fal.critical AS fa_critical,
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80 wl.water_level AS gm_waterlevel
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81 FROM waterway.bottlenecks b
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82 LEFT JOIN waterway.gauges g
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83 ON b.gauge_location = g.location AND b.gauge_validity = g.validity
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84 LEFT JOIN waterway.gauges_reference_water_levels r
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85 USING (location, validity)
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86 LEFT JOIN fairway_availability_latest fal
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87 ON b.id = fal.bottleneck_id
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88 LEFT JOIN waterlevel_latest wl
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89 USING (location)
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90 WHERE NOT g.erased
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91 GROUP BY b.id, g.location, g.validity,
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92 fal.date_info, fal.critical, wl.water_level;
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93
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94 CREATE OR REPLACE VIEW waterway.stretches_geoserver AS
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95 SELECT
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96 id,
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97 name,
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98 (stretch).lower::varchar as lower,
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99 (stretch).upper::varchar as upper,
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100 area::Geometry(MULTIPOLYGON, 4326),
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101 objnam,
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102 nobjnam,
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103 date_info,
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104 source_organization,
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105 (SELECT string_agg(country_code, ', ')
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106 FROM waterway.stretch_countries
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107 WHERE stretches_id = id) AS countries,
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108 staging_done
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109 FROM waterway.stretches;
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110
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111 CREATE OR REPLACE VIEW waterway.sections_geoserver AS
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112 SELECT
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113 id,
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114 name,
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115 (section).lower::varchar as lower,
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116 (section).upper::varchar as upper,
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117 area::Geometry(MULTIPOLYGON, 4326),
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118 objnam,
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119 nobjnam,
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120 date_info,
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121 source_organization,
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122 staging_done
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123 FROM waterway.sections;
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124
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125 CREATE OR REPLACE VIEW waterway.sounding_results_contour_lines_geoserver AS
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126 SELECT bottleneck_id,
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127 date_info,
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128 height,
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129 CAST(lines AS geometry(multilinestring, 4326)) AS lines
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130 FROM waterway.sounding_results_contour_lines cl
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131 JOIN waterway.sounding_results sr ON sr.id = cl.sounding_result_id;
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132
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133 CREATE OR REPLACE VIEW waterway.bottleneck_overview AS
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134 SELECT
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135 objnam AS name,
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136 ST_Centroid(area)::Geometry(POINT, 4326) AS point,
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137 (lower(stretch)).hectometre AS from,
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138 (upper(stretch)).hectometre AS to,
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139 sr.current::text,
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140 responsible_country
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141 FROM waterway.bottlenecks bn LEFT JOIN (
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142 SELECT bottleneck_id, max(date_info) AS current
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143 FROM waterway.sounding_results
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144 GROUP BY bottleneck_id) sr ON sr.bottleneck_id = bn.id
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145 ORDER BY objnam;
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146
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147 CREATE OR REPLACE VIEW waterway.sounding_differences AS
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148 SELECT
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149 sd.id AS id,
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150 bn.objnam AS objnam,
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151 srm.date_info AS minuend,
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152 srs.date_info AS subtrahend,
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153 sdcl.height AS height,
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154 CAST(sdcl.lines AS geometry(multilinestring, 4326)) AS lines
3010
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155 FROM caching.sounding_differences sd
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156 JOIN caching.sounding_differences_contour_lines sdcl
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157 ON sd.id = sdcl.sounding_differences_id
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158 JOIN waterway.sounding_results srm
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159 ON sd.minuend = srm.id
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160 JOIN waterway.sounding_results srs
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161 ON sd.subtrahend = srs.id
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162 JOIN waterway.bottlenecks bn
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163 ON srm.bottleneck_id = bn.id;