Files
data-services/geocoder/admin1/sql/build_data_table.sql
2014-08-21 13:53:25 -04:00

50 lines
1.8 KiB
SQL

---- ADMIN1 Geometry Table -----
-------------------------------
--- NOTE ---
-- for countries that have admin1 regions we use data from qs_adm1_region
--------------------------------------------------------------
--- add column global_id to admin1 and admin1 region tables
--- only do this if they don't exist:
--ALTER TABLE qs_adm1 ADD COLUMN global_id INT;
--ALTER TABLE qs_adm1_region ADD COLUMN global_id INT;
--- create a unique id for both the adm1 and adm1_region tables
--- first create new table in memory
--- use the cartodb_id with the table name
WITH all_data AS (
SELECT cartodb_id AS source_id, 'qs_adm1' AS sourcetable FROM qs_adm1
UNION ALL
SELECT cartodb_id AS source_id, 'qs_adm1_region' AS sourcetable FROM qs_adm1_region
),
--- create a unique global id for data from both tables
global_id AS (
SELECT *, ROW_NUMBER() OVER (ORDER BY source_id ASC) id FROM all_data
),
--- update both tables globa_id column
first_update AS (
UPDATE qs_adm1 SET global_id = (
SELECT id FROM global_id WHERE source_id = qs_adm1.cartodb_id AND sourcetable ='qs_adm1'
)
RETURNING cartodb_id
)
UPDATE qs_adm1_region SET global_id = (
SELECT id FROM global_id WHERE source_id = qs_adm1_region.cartodb_id AND sourcetable ='qs_adm1_region'
);
-- clear all existing data from the table
DELETE FROM adm1;
-- insert data from quattro shapes adm1 where countries don't have Regions
INSERT INTO adm1 (the_geom, global_id)
SELECT the_geom, global_id
FROM qs_adm1
WHERE qs_adm0 NOT IN ('Belgium', 'Finland', 'France', 'Hungary', 'Italy', 'Serbia', 'Spain', 'United Kingdom');
-- insert data from quattro shapes adm1 regions
INSERT INTO adm1 (the_geom, global_id)
SELECT the_geom, global_id
FROM qs_adm1_region;
-- synonyms table = rank, isoCode, id, name, name_code