Create 2021 cartographic boundary files

This commit is contained in:
Diego Ripley
2025-06-04 16:36:45 +00:00
parent 13a86dc3dc
commit fad884efc8
18 changed files with 1324 additions and 971 deletions
+53 -5
View File
@@ -6,8 +6,9 @@ Census Metropolitan Areas
Definition here: https://web.archive.org/web/20250518133322/https://www12.statcan.gc.ca/census-recensement/2021/ref/dict/az/Definition-eng.cfm?ID=geo009
*/
DROP TABLE IF EXISTS silver.cma_2021;
CREATE TABLE silver.cma_2021 AS
-- Digital boundary;
DROP TABLE IF EXISTS silver.cma_2021_digital;
CREATE TABLE silver.cma_2021_digital AS
SELECT DISTINCT
pr.country_dguid,
pr.country_en_name,
@@ -29,7 +30,7 @@ SELECT DISTINCT
cma.cmatype AS cma_type,
cma.geom
FROM
silver.pr_2021 AS pr,
silver.pr_2021_digital AS pr,
bronze.lcma000a21a_e AS cma,
silver.dissemination_geographies_relationship_2021 AS dgr
WHERE
@@ -44,13 +45,60 @@ WHERE
-- Make geometries valid
UPDATE
silver.cma_2021
silver.cma_2021_digital
SET
geom = st_makevalid(geom)
WHERE
st_isvalid(geom) = 'f';
-- Create spatial index
CREATE INDEX cma_2021_geom_idx ON silver.cma_2021 USING gist (geom) WITH (
CREATE INDEX cma_2021_digital_geom_idx ON silver.cma_2021_digital USING gist (geom) WITH (
fillfactor = 100
);
-- Cartographic boundary;
DROP TABLE IF EXISTS silver.cma_2021_cartographic;
CREATE TABLE silver.cma_2021_cartographic AS
SELECT DISTINCT
b.country_dguid,
b.country_en_name,
b.country_fr_name,
b.country_en_abbreviation,
b.country_fr_abbreviation,
b.grc_dguid,
b.grc_en_name,
b.grc_fr_name,
b.pr_dguid,
b.pr_en_name,
b.pr_fr_name,
b.pr_en_abbreviation,
b.pr_fr_abbreviation,
b.pr_iso_code,
b.cma_dguid,
b.cma_p_dguid,
b.cma_name,
b.cma_type,
a.geom
FROM
bronze.lcma000b21a_e AS a,
silver.cma_2021_digital AS b
WHERE
concat(
a.dguid,
a.dguidp) = concat(
b.cma_dguid,
b.cma_p_dguid
);
-- Make geometries valid
UPDATE
silver.cma_2021_cartographic
SET
geom = st_makevalid(geom)
WHERE
st_isvalid(geom) = 'f';
-- Create spatial index
CREATE INDEX cma_2021_cartographic_geom_idx ON silver.cma_2021_cartographic USING gist (geom) WITH (
fillfactor = 100
);