handling date/time overflow

scripts/anonymize_demo_copy.sql

@@ -416,8 +416,13 @@ BEGIN
   WHERE deleted = 0 AND estimatedArrivalDate IS NOT NULL;
 
   IF expiry_delta IS NOT NULL AND expiry_delta > 0 THEN
+    -- Clamp at DATE max so sentinel 9999-12-31 lots do not Error 1441.
     UPDATE inventory_lot
-    SET expiryDate = DATE_ADD(expiryDate, INTERVAL expiry_delta DAY)
+    SET expiryDate = IF(
+      expiryDate > DATE_SUB('9999-12-31', INTERVAL expiry_delta DAY),
+      '9999-12-31',
+      DATE_ADD(expiryDate, INTERVAL expiry_delta DAY)
+    )
     WHERE expiryDate IS NOT NULL;
   END IF;
 

scripts/refresh_demo_dates.sql

@@ -52,20 +52,33 @@ SET @day_delta = IF(
 
 START TRANSACTION;
 
+-- Clamp at MySQL DATE/DATETIME max so sentinel 9999-12-31 lots do not Error 1441.
 UPDATE inventory_lot
-SET expiryDate = DATE_ADD(expiryDate, INTERVAL @day_delta DAY)
+SET expiryDate = IF(
+  expiryDate > DATE_SUB('9999-12-31', INTERVAL @day_delta DAY),
+  '9999-12-31',
+  DATE_ADD(expiryDate, INTERVAL @day_delta DAY)
+)
 WHERE @refresh_guard = 'ok'
   AND @day_delta > 0
   AND expiryDate IS NOT NULL;
 
 UPDATE delivery_order
-SET estimatedArrivalDate = DATE_ADD(estimatedArrivalDate, INTERVAL @day_delta DAY)
+SET estimatedArrivalDate = IF(
+  estimatedArrivalDate > DATE_SUB('9999-12-31 23:59:59', INTERVAL @day_delta DAY),
+  '9999-12-31 23:59:59',
+  DATE_ADD(estimatedArrivalDate, INTERVAL @day_delta DAY)
+)
 WHERE @refresh_guard = 'ok'
   AND @day_delta > 0
   AND estimatedArrivalDate IS NOT NULL;
 
 UPDATE purchase_order
-SET estimatedArrivalDate = DATE_ADD(estimatedArrivalDate, INTERVAL @day_delta DAY)
+SET estimatedArrivalDate = IF(
+  estimatedArrivalDate > DATE_SUB('9999-12-31 23:59:59', INTERVAL @day_delta DAY),
+  '9999-12-31 23:59:59',
+  DATE_ADD(estimatedArrivalDate, INTERVAL @day_delta DAY)
+)
 WHERE @refresh_guard = 'ok'
   AND @day_delta > 0
   AND estimatedArrivalDate IS NOT NULL;