Mercurial > gemma
annotate schema/search_functions.sql @ 3804:7f2c5576ec0a yworks-svg2pdf
waterlevel_diagram: use mixin for template loading and image processing
author | Thomas Junk <thomas.junk@intevation.de> |
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date | Thu, 04 Jul 2019 11:21:59 +0200 |
parents | 78ba9b2574ff |
children | 33180c25bd87 |
rev | line source |
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1 -- This is Free Software under GNU Affero General Public License v >= 3.0 |
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2 -- without warranty, see README.md and license for details. |
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3 |
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4 -- SPDX-License-Identifier: AGPL-3.0-or-later |
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5 -- License-Filename: LICENSES/AGPL-3.0.txt |
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6 |
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7 -- Copyright (C) 2018,2019 by via donau |
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8 -- – Österreichische Wasserstraßen-Gesellschaft mbH |
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9 -- Software engineering by Intevation GmbH |
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10 |
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11 -- Author(s): |
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12 -- * Sascha Wilde <wilde@intevation.de> |
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13 |
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14 CREATE OR REPLACE FUNCTION search_hectometre(search_string text) RETURNS jsonb |
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15 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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16 AS $$ |
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17 DECLARE |
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18 _result jsonb; |
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19 BEGIN |
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20 IF search_string SIMILAR TO '[0-9]+' THEN |
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21 SELECT COALESCE(json_agg(r),'[]') |
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22 INTO _result |
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23 FROM (SELECT (location_code).hectometre || ' rhm' AS name, |
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24 isrs_asText(location_code) AS locationcode, |
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25 ST_AsGeoJSON(geom)::json AS geom, 'rhm' AS type |
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26 FROM waterway.distance_marks_virtual |
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27 WHERE (location_code).hectometre = search_string::int) r; |
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28 ELSIF is_ISRSstring(search_string) THEN |
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29 SELECT COALESCE(json_agg(r),'[]') |
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30 INTO _result |
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31 FROM (SELECT (location_code).hectometre || ' rhm' AS name, |
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32 isrs_asText(location_code) AS locationcode, |
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33 ST_AsGeoJSON(geom)::json AS geom, 'rhm' AS type |
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34 FROM waterway.distance_marks_virtual |
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35 WHERE location_code = isrs_fromText(search_string)) r; |
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36 ELSE |
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37 _result='[]'; |
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38 END IF; |
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39 RETURN _result; |
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40 END; |
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41 $$; |
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42 |
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43 CREATE OR REPLACE FUNCTION search_bottlenecks(search_string text) RETURNS jsonb |
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44 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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45 AS $$ |
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46 DECLARE |
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47 _result jsonb; |
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48 BEGIN |
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49 SELECT COALESCE(json_agg(r),'[]') |
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50 INTO _result |
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51 FROM (SELECT objnam AS name, |
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52 ST_AsGeoJSON(ST_Envelope(area::geometry))::json AS geom, |
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53 'bottleneck' AS type |
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54 FROM waterway.bottlenecks |
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55 WHERE objnam ILIKE '%' || search_string || '%' |
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56 ORDER BY name) r; |
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57 RETURN _result; |
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58 END; |
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59 $$; |
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60 |
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61 CREATE OR REPLACE FUNCTION search_cities(search_string text) RETURNS jsonb |
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62 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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63 AS $$ |
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64 DECLARE |
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65 _result jsonb; |
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66 BEGIN |
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67 SELECT COALESCE(json_agg(r),'[]') |
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68 INTO _result |
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69 FROM (SELECT name || ' (' || country_code || ')' AS name, |
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70 ST_AsGeoJSON(location)::json AS geom, |
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71 'city' AS type |
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72 FROM waterway.geonames |
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73 WHERE feature_code IN ('PPLA', 'PPLA1', 'PPLA2', 'PPLA3', 'PPLC') |
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74 AND (name ILIKE '%' || search_string || '%' |
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75 OR alternatenames ~* ('(^|,)' || search_string || '($|,)')) |
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76 ORDER BY array_position(ARRAY['PPLC', 'PPLA', 'PPLA1', 'PPLA2', 'PPLA3'], |
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77 feature_code::text), |
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78 name) r; |
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79 RETURN _result; |
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80 END; |
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81 $$; |
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82 |
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83 CREATE OR REPLACE FUNCTION search_gauges(search_string text) RETURNS jsonb |
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84 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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85 AS $$ |
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86 DECLARE |
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87 _result jsonb; |
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88 BEGIN |
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89 IF is_ISRSstring(search_string) THEN |
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90 SELECT COALESCE(json_agg(r),'[]') |
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91 INTO _result |
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92 FROM ( |
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93 SELECT objname AS name, |
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94 ST_AsGeoJSON(geom)::json AS geom, |
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95 'gauge' AS type |
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96 FROM waterway.gauges |
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97 WHERE NOT erased AND location = isrs_fromText(search_string) |
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98 ORDER BY name) r; |
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99 ELSE |
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100 SELECT COALESCE(json_agg(r),'[]') |
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101 INTO _result |
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102 FROM ( |
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103 SELECT objname AS name, |
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104 ST_AsGeoJSON(geom)::json AS geom, |
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105 'gauge' AS type |
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106 FROM waterway.gauges |
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107 WHERE NOT erased AND objname ILIKE '%' || search_string || '%' |
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108 ORDER BY name) r; |
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109 END IF; |
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110 RETURN _result; |
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111 END; |
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112 $$; |
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113 |
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114 CREATE OR REPLACE FUNCTION search_sections(search_string text) RETURNS jsonb |
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115 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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116 AS $$ |
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117 DECLARE |
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118 _result jsonb; |
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119 BEGIN |
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120 SELECT COALESCE(json_agg(r),'[]') |
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121 INTO _result |
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122 FROM (SELECT id, |
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123 objnam AS name, |
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124 ST_AsGeoJSON(ST_Envelope(area::geometry))::json AS geom, |
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125 'section' AS type |
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126 FROM waterway.sections |
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127 WHERE objnam ILIKE '%' || search_string || '%' |
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128 OR nobjnam ILIKE '%' || search_string || '%' |
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129 ORDER BY name) r; |
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130 RETURN _result; |
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131 END; |
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132 $$; |
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133 |
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134 CREATE OR REPLACE FUNCTION search_stretches(search_string text) RETURNS jsonb |
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135 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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136 AS $$ |
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137 DECLARE |
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138 _result jsonb; |
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139 BEGIN |
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140 SELECT COALESCE(json_agg(r),'[]') |
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141 INTO _result |
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142 FROM (SELECT id, |
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143 objnam AS name, |
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144 ST_AsGeoJSON(ST_Envelope(area::geometry))::json AS geom, |
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145 'stretch' AS type |
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146 FROM waterway.stretches |
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147 WHERE objnam ILIKE '%' || search_string || '%' |
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148 OR nobjnam ILIKE '%' || search_string || '%' |
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149 ORDER BY name) r; |
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150 RETURN _result; |
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151 END; |
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152 $$; |
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153 |
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154 CREATE OR REPLACE FUNCTION search_most(search_string text) RETURNS jsonb |
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155 LANGUAGE plpgsql STABLE PARALLEL SAFE |
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156 AS $$ |
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157 BEGIN |
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158 RETURN search_hectometre(search_string) |
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159 || search_bottlenecks(search_string) |
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160 || search_gauges(search_string) |
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161 || search_sections(search_string) |
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162 || search_stretches(search_string) |
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163 || search_cities(search_string); |
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164 END; |
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165 $$; |