Initial commit

boundaries/federal_electoral_districts.sql

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+/*
+Federal Electoral Districts
+*/
+
+/* 2021
+Definition here: https://web.archive.org/web/20240731061905/https://www12.statcan.gc.ca/census-recensement/2021/ref/dict/az/Definition-eng.cfm?ID=geo025
+*/
+
+-- 2021 vintage, 2013 representation order;
+DROP TABLE IF EXISTS silver.fed_2021_2013;
+CREATE TABLE silver.fed_2021_2013 AS
+SELECT DISTINCT
+    pr.country_dguid,
+    pr.country_en_name,
+    pr.country_fr_name,
+    pr.country_en_abbreviation,
+    pr.country_fr_abbreviation,
+    pr.grc_dguid,
+    pr.grc_en_name,
+    pr.grc_fr_name,
+    pr.pr_dguid,
+    pr.pr_en_name,
+    pr.pr_fr_name,
+    pr.pr_en_abbreviation,
+    pr.pr_fr_abbreviation,
+    pr.pr_iso_code,
+    dgr.fed_dguid,
+    fed.fedname AS fed_name,
+    fed.fedename AS fed_en_name,
+    fed.fedfname AS fed_fr_name,
+    fed.geom
+FROM silver.dissemination_geographies_relationship_2021 AS dgr
+LEFT JOIN silver.pr_2021 AS pr
+    ON dgr.pr_dguid = pr.pr_dguid
+LEFT JOIN bronze.lfed000a21a_e AS fed
+    ON dgr.fed_dguid = fed.dguid
+WHERE dgr.fed_dguid IS NOT null;
+
+-- Make geometries valid
+UPDATE
+    silver.fed_2021_2013
+SET
+    geom = st_makevalid(geom)
+WHERE
+    st_isvalid(geom) = 'f';
+
+-- Create spatial index
+CREATE INDEX fed_2021_2013_geom_idx ON silver.fed_2021_2013 USING gist (geom) WITH (
+    fillfactor = 100
+);