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<?php

/**

* Copyright 2018 Google LLC

*

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

/**

* For instructions on how to run the full sample:

*

* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/spanner/README.md

*/

namespace Google\Cloud\Samples\Spanner;

// [START spanner_dml_getting_started_insert]

use Google\Cloud\Spanner\SpannerClient;

use Google\Cloud\Spanner\Transaction;

/**

* Inserts sample data into the given database with a DML statement.

*

* The database and table must already exist and can be created using

* `create_database`.

* Example:

* ```

* insert_data($instanceId, $databaseId);

* ```

*

* @param string $instanceId The Spanner instance ID.

* @param string $databaseId The Spanner database ID.

*/

function write_data_with_dml($instanceId, $databaseId)

{

$spanner = new SpannerClient();

$instance = $spanner->instance($instanceId);

$database = $instance->database($databaseId);

$database->runTransaction(function (Transaction $t) use ($spanner) {

$rowCount = $t->executeUpdate(

"INSERT Singers (SingerId, FirstName, LastName) VALUES "

. "(12, 'Melissa', 'Garcia'), "

. "(13, 'Russell', 'Morales'), "

. "(14, 'Jacqueline', 'Long'), "

. "(15, 'Dylan', 'Shaw')");

$t->commit();

printf('Inserted %d row(s).' . PHP_EOL, $rowCount);

});

}

// [END spanner_dml_getting_started_insert]

require_once __DIR__ . '/../../testing/sample_helpers.php';

\Google\Cloud\Samples\execute_sample(__FILE__, __NAMESPACE__, $argv);