Cloud Spanner Client - Class BatchDmlResult (1.104.0)

 use Google\Cloud\Spanner\SpannerClient;
use Google\Cloud\Spanner\Transaction;

$spanner = new SpannerClient();
$database = $spanner->connect('my-instance', 'my-database');

$batchDmlResult = $database->runTransaction(function (Transaction $t) {
    $result = $t->executeUpdateBatch([
        [
            'sql' => 'UPDATE posts SET author = @author WHERE id = @id',
            'params' => [
                'author' => 'John',
                'id' => 1
            ]
        ]
    ]);

    $t->commit();

    return $result;
}); 

 $counts = $batchDmlResult->rowCounts(); 

 $error = $batchDmlResult->error();