Google Cloud Spanner C++ Client 2.11.0
A C++ Client Library for Google Cloud Spanner
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Cloud Spanner C++ Client Library

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The Cloud Spanner C++ Client library offers types and functions to use Cloud Spanner from C++ applications.


The following "Hello World" program should give you a sense of how to use this library. This program is also used to illustrate how to incorporate the library into your project.

#include "google/cloud/spanner/client.h"
#include <iostream>
int main(int argc, char* argv[]) {
if (argc != 4) {
std::cerr << "Usage: " << argv[0]
<< " project-id instance-id database-id\n";
return 1;
namespace spanner = ::google::cloud::spanner;
spanner::Client client(
spanner::MakeConnection(spanner::Database(argv[1], argv[2], argv[3])));
auto rows =
client.ExecuteQuery(spanner::SqlStatement("SELECT 'Hello World'"));
for (auto const& row : spanner::StreamOf<std::tuple<std::string>>(rows)) {
if (!row) {
std::cerr << row.status() << "\n";
return 1;
std::cout << std::get<0>(*row) << "\n";
return 0;

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