-- Test-only targeted alignment with the authoritative Lastleg initialization checks.
-- Execute only against the explicitly authorized test connection; no row updates.
-- Both old checks must exist. Failure must stop execution, not disable enforcement.
ALTER TABLE baiyue_lastleg.ll_return_inventory_carton
  DROP CHECK chk_ll_return_inventory_carton_quantity,
  DROP CHECK chk_ll_return_inventory_carton_status,
  ADD CONSTRAINT chk_ll_return_inventory_carton_quantity CHECK (
    (status IN ('AVAILABLE', 'RELABEL_PENDING', 'OUTBOUNDED') AND sku_types > 0 AND total_quantity > 0)
    OR (status = 'MERGED' AND sku_types = 0 AND total_quantity = 0)
  ),
  ADD CONSTRAINT chk_ll_return_inventory_carton_status CHECK (
    status IN ('AVAILABLE', 'RELABEL_PENDING', 'MERGED', 'OUTBOUNDED')
  );

SELECT CONSTRAINT_NAME, CHECK_CLAUSE
FROM information_schema.CHECK_CONSTRAINTS
WHERE CONSTRAINT_SCHEMA = 'baiyue_lastleg'
  AND CONSTRAINT_NAME IN ('chk_ll_return_inventory_carton_quantity', 'chk_ll_return_inventory_carton_status');