apollo cache merge function

src/index.tsx

@@ -7,7 +7,24 @@ import "react-contexify/dist/ReactContexify.css"
 
 const client = new ApolloClient({
 	uri: "/api/graphql",
-	cache: new InMemoryCache()
+	cache: new InMemoryCache({
+		typePolicies:{
+			Query: {
+				fields: {
+					files: {
+						merge(existing, incoming){
+							return incoming
+						}
+					},
+					directorys:{
+						merge(existing, incoming){
+							return incoming
+						}
+					}
+				}
+			}
+		}
+	})
 })
 
 // Disable drag and drop behaviour on document