1// Copyright 2021 Google LLC
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15// [START spanner_generated_spanner_Row_Size]
16
17package main
18
19import (
20	"context"
21	"fmt"
22
23	"cloud.google.com/go/spanner"
24)
25
26const myDB = "projects/my-project/instances/my-instance/database/my-db"
27
28func main() {
29	ctx := context.Background()
30	client, err := spanner.NewClient(ctx, myDB)
31	if err != nil {
32		// TODO: Handle error.
33	}
34	row, err := client.Single().ReadRow(ctx, "Accounts", spanner.Key{"alice"}, []string{"name", "balance"})
35	if err != nil {
36		// TODO: Handle error.
37	}
38	fmt.Println(row.Size()) // 2
39}
40
41// [END spanner_generated_spanner_Row_Size]
42