salix/db/changes/10031-zone/00-zoneNestPostcode.sql

62 lines
1.5 KiB
SQL

DROP procedure IF EXISTS `vn`.`zoneNestPostcode`;
DELIMITER $$
CREATE DEFINER=`root`@`%` PROCEDURE `vn`.`zoneNestPostcode`()
BEGIN
DECLARE vDone BOOL;
DECLARE vParent INT DEFAULT 1;
DECLARE vGeoFk INT;
DECLARE vChildFk INT;
DECLARE vChildName VARCHAR(100);
DECLARE postcodeCur CURSOR FOR
SELECT t.geoFk, pc.`code`, pc.`code`
FROM vn.postCode pc
JOIN vn.town t ON t.id = pc.townFk
JOIN vn.province p ON p.id = t.provinceFk
JOIN tmp.country tc ON tc.id = p.countryFk
ORDER BY t.geoFk, pc.`code`;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET vDone = TRUE;
-- Remove existing postCodes from zoneGeo
DELETE zg FROM vn.postCode pc
JOIN vn.town t ON t.id = pc.townFk
JOIN vn.province p ON p.id = t.provinceFk
JOIN tmp.country tc ON tc.id = p.countryFk
JOIN tmp.zoneGeo zg ON zg.id = pc.geoFk;
-- Reset town geoFk
UPDATE vn.postCode pc
JOIN vn.town t ON t.id = pc.townFk
JOIN vn.province p ON p.id = t.provinceFk
JOIN tmp.country tc ON tc.id = p.countryFk
SET pc.geoFk = NULL
WHERE pc.geoFk IS NOT NULL;
-- > Postcode cursor start
OPEN postcodeCur;
postcodeLoop: LOOP
SET vDone = FALSE;
FETCH postcodeCur INTO vParent, vChildFk, vChildName;
IF vDone THEN
LEAVE postcodeLoop;
END IF;
CALL nst.nodeAdd('tmp', 'zoneGeo', vParent, vChildName);
END LOOP;
CLOSE postcodeCur;
-- < Postcode cursor end
UPDATE postCode p
JOIN tmp.zoneGeo z ON z.name = p.code
SET p.geoFk = z.id
WHERE p.geoFk IS NULL;
END$$
DELIMITER ;