diff --git a/business/model/store_sku.go b/business/model/store_sku.go
index 09fbacec7..be6942bde 100644
--- a/business/model/store_sku.go
+++ b/business/model/store_sku.go
@@ -64,6 +64,23 @@ func (*StoreSkuCategoryMap) TableIndex() [][]string {
 	}
 }
 
+// type StoreSkuCategoryMap2 struct {
+// 	ModelIDCULD
+
+// 	StoreID    int `orm:"column(store_id)"`
+// 	VendorID   int `orm:"column(vendor_id)"`
+// 	CategoryID int `orm:"column(category_id)"`
+
+// 	VendorCatID string `orm:"column(vendor_cat_id);size(48)" json:"vendorCatID"`
+// 	SyncStatus  int8   `orm:"default(2)"`
+// }
+
+// func (*StoreSkuCategoryMap2) TableUnique() [][]string {
+// 	return [][]string{
+// 		[]string{"StoreID", "VendorID", "CategoryID", "DeletedAt"},
+// 	}
+// }
+
 type StoreSkuBind struct {
 	ModelIDCULD