db/routines/vn/functions/address_getGeo.sql

@@ -15,6 +15,7 @@ BEGIN
 		FROM address a 
 			JOIN town t ON t.provinceFk = a.provinceFk
 			JOIN postCode p ON p.townFk = t.id
+				AND (p.code = a.postalCode OR a.postalCode IS NULL)
 			JOIN zoneGeo zg ON zg.id = p.geoFk
 		WHERE a.id = vSelf
 		ORDER BY (a.city SOUNDS LIKE t.name) DESC,

db/routines/vn/functions/client_getGeo.sql

@@ -15,6 +15,7 @@ BEGIN
 		FROM client c
 			JOIN town t ON t.provinceFk = c.provinceFk
 			JOIN postCode p ON p.townFk = t.id
+				AND (p.code = c.postcode OR c.postcode IS NULL)
 			JOIN zoneGeo zg ON zg.id = p.geoFk
 		WHERE c.id = vSelf
 		ORDER BY (c.city SOUNDS LIKE t.name) DESC,

db/routines/vn/functions/supplier_getGeo.sql

@@ -15,6 +15,7 @@ BEGIN
 		FROM supplier s
 			JOIN town t ON t.provinceFk = s.provinceFk
 			JOIN postCode p ON p.townFk = t.id
+				AND (p.code = s.postCode OR s.postCode IS NULL)
 			LEFT JOIN supplierAddress sad ON sad.supplierFk = s.id
 			JOIN zoneGeo zg ON zg.id = p.geoFk
 		WHERE s.id = vSelf

db/versions/11346-yellowPhormium/00-address.sql

@@ -10,6 +10,7 @@ CREATE OR REPLACE TEMPORARY TABLE tmp.tAddressGeo
 		FROM vn.address a
 			JOIN vn.town t ON t.provinceFk = a.provinceFk
 			JOIN vn.postCode p ON p.townFk = t.id
+				AND (p.code = a.postalCode OR a.postalCode IS NULL)
 			JOIN vn.zoneGeo zg ON zg.id = p.geoFk
 		GROUP BY a.id
 		ORDER BY (a.city SOUNDS LIKE t.`name`) DESC,

db/versions/11346-yellowPhormium/01-client.sql

@@ -13,6 +13,7 @@ CREATE OR REPLACE TEMPORARY TABLE tmp.tClientGeo
 		FROM vn.client c
 			JOIN vn.town t ON t.provinceFk = c.provinceFk
 			JOIN vn.postCode p ON p.townFk = t.id
+				AND (p.code = c.postcode OR c.postcode IS NULL)
 			JOIN vn.zoneGeo zg ON zg.id = p.geoFk
 		GROUP BY c.id
 		ORDER BY (c.city SOUNDS LIKE t.`name`) DESC,

db/versions/11346-yellowPhormium/02-supplier.sql

@@ -12,6 +12,7 @@ CREATE OR REPLACE TEMPORARY TABLE tmp.tSupplierGeo
 		FROM vn.supplier s
 			JOIN vn.town t ON t.provinceFk = s.provinceFk
 			JOIN vn.postCode p ON p.townFk = t.id
+				AND (p.code = s.postCode OR s.postCode IS NULL)
 			LEFT JOIN vn.supplierAddress sad ON sad.supplierFk = s.id
 			JOIN vn.zoneGeo zg ON zg.id = p.geoFk
 		GROUP BY s.id