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

57 lines
1.3 KiB
SQL

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