vald-client-go

README

vald-client-go

example code

	// Create a Vald clien connection for Vald cluster.
	conn, err := grpc.DialContext(ctx, "addr to cluster", grpc.WithInsecure())
	if err != nil {
		log.Fatal(err)
	}

	// Creates Vald client for gRPC.
	client := vald.NewValdClient(conn)

	// Insert sample vector.
	_, err := client.Insert(ctx, &payload.Insert_Request{
		Vector: &payload.Object_Vector{
			Id:     "id of vector",
			Vector: []float32{0.1, 0.2, 0.3}, // some feature dense vector here.
		}})
	if err != nil {
		log.Fatal(err)
	}

	// WARN you may need to wait a minutes until index creation.

	// Search sample vector.
	res, err := client.Search(ctx, &payload.Search_Request{
		Vector: vec,
		// Conditions for hitting the search.
		Config: &payload.Search_Config{
			Num:     10,        // the number of search results
			Radius:  -1,        // Radius is used to determine the space of search candidate radius for neighborhood vectors. -1 means infinite circle.
			Epsilon: 0.1,       // Epsilon is used to determines how much to expand from search candidate radius.
			Timeout: 100000000, // Timeout is used for search time deadline. The unit is nano-seconds.
		}})
	if err != nil {
		log.Fatal(err)
	}

	// Remove vector.
	_, err := client.Remove(ctx, &payload.Remove_Request{
		Id: &payload.Object_ID{
			Id: "id of vector",
		}})
	if err != nil {
		log.Fatal(err)
	}