feat: add vegetation data and function

geops · Aug 27, 2020 · 00ef840 · 00ef840
1 parent 8c6f3d2
commit 00ef840
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diff --git a/lib/data/sql/V7__export_vegetation.sql b/lib/data/sql/V7__export_vegetation.sql
@@ -0,0 +1,50 @@
+COPY
+    (WITH herb1 AS
+         (SELECT foresttype_code,
+                 json_agg(herbtype_code::text::int
+                          ORDER BY herbtype_code) herbtypes
+          FROM herbtype_foresttype
+          WHERE frequency = 1
+          GROUP BY foresttype_code),
+          herb2 AS
+         (SELECT foresttype_code,
+                 json_agg(herbtype_code::text::int
+                          ORDER BY herbtype_code) herbtypes
+          FROM herbtype_foresttype
+          WHERE frequency = 2
+          GROUP BY foresttype_code),
+          bush1 AS
+         (SELECT foresttype_code,
+                 json_agg(bushtype_code::text::int
+                          ORDER BY bushtype_code) bushtypes
+          FROM bushtype_foresttype
+          WHERE frequency = 1
+          GROUP BY foresttype_code),
+          bush2 AS
+         (SELECT foresttype_code,
+                 json_agg(bushtype_code::text::int
+                          ORDER BY bushtype_code) bushtypes
+          FROM bushtype_foresttype
+          WHERE frequency = 2
+          GROUP BY foresttype_code),
+          moss1 AS
+         (SELECT foresttype_code,
+                 json_agg(mosstype_code::text::int
+                          ORDER BY mosstype_code) mosstypes
+          FROM mosstype_foresttype
+          WHERE frequency = 1
+          GROUP BY foresttype_code),
+          moss2 AS
+         (SELECT foresttype_code,
+                 json_agg(mosstype_code::text::int
+                          ORDER BY mosstype_code) mosstypes
+          FROM mosstype_foresttype
+          WHERE frequency = 2
+          GROUP BY foresttype_code) SELECT json_object_agg(meta.code,json_build_object('herb', json_build_array(coalesce(herb1.herbtypes,'[]'::json),coalesce(herb2.herbtypes,'[]'::json)),'bush', json_build_array(coalesce(bush1.bushtypes,'[]'::json),coalesce(bush2.bushtypes,'[]'::json)),'moss', json_build_array(coalesce(moss1.mosstypes,'[]'::json),coalesce(moss2.mosstypes,'[]'::json)))) AS vegetation
+     FROM foresttype_meta meta
+     LEFT JOIN herb1 ON meta.code = herb1.foresttype_code
+     LEFT JOIN herb2 ON meta.code = herb2.foresttype_code
+     LEFT JOIN bush1 ON meta.code = bush1.foresttype_code
+     LEFT JOIN bush2 ON meta.code = bush2.foresttype_code
+     LEFT JOIN moss1 ON meta.code = moss1.foresttype_code
+     LEFT JOIN moss2 ON meta.code = moss2.foresttype_code) TO '/data/vegetation.json';