diff --git a/src/gongyinglian/model/model.go b/src/gongyinglian/model/model.go
index 8f195e7..0d2f0a9 100644
--- a/src/gongyinglian/model/model.go
+++ b/src/gongyinglian/model/model.go
@@ -62,29 +62,24 @@ type Store struct {
 }
 type Shop struct {
 	db.ModelNameInfo
-	UserUID  string `gorm:"type:char(32);index"`
 	StoreUID string `gorm:"type:char(32);index"`
 	Address  string `gorm:"type:varchar(255)"`
 }
 type Warehouse struct {
 	db.ModelNameInfo
-	UserUID  string `gorm:"type:char(32);index"`
 	StoreUID string `gorm:"type:char(32);index"`
 	Address  string `gorm:"type:varchar(255)"`
 }
 type Quality struct {
 	db.ModelNameInfo
-	UserUID  string `gorm:"type:char(32);index"`
 	StoreUID string `gorm:"type:char(32);index"`
 }
 type Brand struct {
 	db.ModelNameInfo
-	UserUID  string `gorm:"type:char(32);index"`
 	StoreUID string `gorm:"type:char(32);index"`
 }
 type Product struct {
 	db.ModelNameInfo
-	UserUID      string `gorm:"type:char(32);index"`
 	StoreUID     string `gorm:"type:char(32);index"`
 	ShopUID      string `gorm:"type:char(32);index"`
 	WarehouseUID string `gorm:"type:char(32);index"`
@@ -151,7 +146,6 @@ func init() {
 
 type Expense struct {
 	db.ModelNameInfo
-	UserUID     string `gorm:"type:char(32);index"`
 	StoreUID    string `gorm:"type:char(32);index"`
 	FromUserUID string `gorm:"type:char(32)"`
 	ToUserUID   string `gorm:"type:char(32)"`
@@ -159,7 +153,6 @@ type Expense struct {
 }
 type Loan struct {
 	db.ModelNameInfo
-	UserUID     string `gorm:"type:char(32);index"`
 	StoreUID    string `gorm:"type:char(32);index"`
 	FromUserUID string `gorm:"type:char(32)"`
 	ToUserUID   string `gorm:"type:char(32)"`