优化

scripts/db/test-return-relabel-checks.sql

@@ -0,0 +1,18 @@
+-- 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');