删除productCountryId

bms-back/sql/price/prc_order_bill_drop_product_country_id.sql

@@ -0,0 +1,11 @@
+-- prc_order_bill: drop unused product_country_id
+SET @db = DATABASE();
+
+SET @sql = (
+  SELECT IF(COUNT(*) > 0,
+    'ALTER TABLE prc_order_bill DROP COLUMN product_country_id',
+    'SELECT 1')
+  FROM information_schema.COLUMNS
+  WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 'prc_order_bill' AND COLUMN_NAME = 'product_country_id'
+);
+PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;