diff --git a/business/model/event.go b/business/model/event.go
index abb79ba88..cb0c930b1 100644
--- a/business/model/event.go
+++ b/business/model/event.go
@@ -13,7 +13,10 @@ type OperateEvent struct {
 
 func (v *OperateEvent) TableIndex() [][]string {
 	return [][]string{
-		[]string{"AccessUUID", "UserID"},
+		[]string{"AccessUUID"},
+		[]string{"UserID"},
+		[]string{"APIFunction"},
+		[]string{"CreatedAt"},
 	}
 }
 
@@ -30,6 +33,12 @@ type OperateEventDetail struct {
 
 func (v *OperateEventDetail) TableIndex() [][]string {
 	return [][]string{
-		[]string{"AccessUUID", "ThingID", "StoreID"},
+		[]string{"AccessUUID"},
+	}
+}
+
+func (*OperateEventDetail) TableUnique() [][]string {
+	return [][]string{
+		[]string{"ThingID", "StoreID"},
 	}
 }