PHP PDOStatement::setAttribute讲解

bool PDOStatement::setAttribute ( int $attribute , mixed $value )

<?php 
$database = "AdventureWorks"; 
$server = "(local)"; 
$conn = new PDO( "sqlsrv:server=$server ; Database = $database", "", "", array('MultipleActiveResultSets'=>false ) ); 
$stmt = $conn->prepare('SELECT * FROM Person.ContactType'); 
echo $stmt->getAttribute( constant( "PDO::ATTR_CURSOR" ) ); 
echo "\n"; 
$stmt->setAttribute(PDO::SQLSRV_ATTR_QUERY_TIMEOUT, 2); 
echo $stmt->getAttribute( constant( "PDO::SQLSRV_ATTR_QUERY_TIMEOUT" ) ); 
?>