mirror of
https://github.com/dataforcanada/d4c-datapkg-statistical.git
synced 2026-06-13 14:10:55 +02:00
Diego Ripley
101 lines
2.4 KiB
SQL
101 lines
2.4 KiB
SQL
/*
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Census Divisions
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*/
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/* 2021
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Definition here: https://web.archive.org/web/20250131082459/https://www12.statcan.gc.ca/census-recensement/2021/ref/dict/az/definition-eng.cfm?ID=geo008#moreinfo
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*/
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-- Digital boundary;
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DROP TABLE IF EXISTS silver.cd_2021_digital;
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CREATE TABLE silver.cd_2021_digital 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.car_dguid,
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car.carename AS car_en_name,
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car.carfname AS car_fr_name,
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cd.dguid AS cd_dguid,
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cd.cdname AS cd_name,
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cd.cdtype AS cd_type,
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cd.geom
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FROM
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silver.pr_2021_digital AS pr,
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bronze.lcd_000a21a_e AS cd,
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silver.dissemination_geographies_relationship_2021 AS dgr,
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bronze.lcar000a21a_e AS car
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WHERE
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pr.pr_dguid = dgr.pr_dguid
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AND cd.dguid = dgr.cd_dguid
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AND dgr.car_dguid = car.dguid;
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-- Make geometries valid
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UPDATE
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silver.cd_2021_digital
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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 cd_2021_digital_geom_idx ON silver.cd_2021_digital
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USING gist (geom) WITH (fillfactor = 100);
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-- Cartographic boundary;
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DROP TABLE IF EXISTS silver.cd_2021_cartographic;
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CREATE TABLE silver.cd_2021_cartographic AS
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SELECT DISTINCT
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b.country_dguid,
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b.country_en_name,
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b.country_fr_name,
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b.country_en_abbreviation,
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b.country_fr_abbreviation,
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b.grc_dguid,
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b.grc_en_name,
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b.grc_fr_name,
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b.pr_dguid,
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b.pr_en_name,
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b.pr_fr_name,
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b.pr_en_abbreviation,
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b.pr_fr_abbreviation,
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b.pr_iso_code,
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b.car_dguid,
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b.car_en_name,
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b.car_fr_name,
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b.cd_dguid,
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b.cd_name,
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b.cd_type,
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a.geom
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FROM
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bronze.lcd_000b21a_e AS a,
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silver.cd_2021_digital AS b
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WHERE
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a.dguid = b.cd_dguid;
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-- Make geometries valid
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UPDATE
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silver.cd_2021_cartographic
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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 cd_2021_cartographic_geom_idx ON silver.cd_2021_cartographic
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USING gist (geom) WITH (fillfactor = 100);
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/* 2016
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Definition here: https://web.archive.org/web/20250304001456/https://www12.statcan.gc.ca/census-recensement/2016/ref/dict/geo008-eng.cfm
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*/ |