26 lines
876 B
SQL
26 lines
876 B
SQL
ALTER TABLE vn.supplier
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CHANGE companySize companySize enum('small','medium','big') CHARACTER SET utf8mb3
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COLLATE utf8mb3_general_ci DEFAULT NULL NULL AFTER stamp,
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ADD geoFk int(11) DEFAULT NULL NULL AFTER companySize,
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ADD CONSTRAINT supplier_zoneGeo_FK FOREIGN KEY (geoFk)
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REFERENCES vn.zoneGeo(id) ON DELETE RESTRICT ON UPDATE CASCADE;
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CREATE OR REPLACE TEMPORARY TABLE tmp.tSupplierGeo
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(PRIMARY KEY (id))
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ENGINE = MEMORY
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SELECT s.id, p.geoFk
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FROM supplier s
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JOIN town t ON t.provinceFk = s.provinceFk
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JOIN postCode p ON p.townFk = t.id
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LEFT JOIN supplierAddress sad ON sad.supplierFk = s.id
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GROUP BY s.id
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ORDER BY (s.city SOUNDS LIKE t.`name`) DESC,
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(p.code = s.postCode) DESC,
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(p.code = sad.postalCode) DESC;
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UPDATE supplier s
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JOIN tmp.tSupplierGeo tsg ON tsg.id = s.id
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SET s.geoFk = tsg.geoFk;
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DROP TEMPORARY TABLE tmp.tSupplierGeo;
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