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