How can PDO options be utilized during instantiation to improve the efficiency and performance of database operations in PHP?

To improve the efficiency and performance of database operations in PHP using PDO, you can utilize various options during instantiation such as setting the PDO::ATTR_EMULATE_PREPARES option to false to enable real prepared statements, using PDO::ATTR_DEFAULT_FETCH_MODE to set the default fetch mode for result sets, and setting PDO::ATTR_ERRMODE to PDO::ERRMODE_EXCEPTION to handle errors as exceptions. 

$pdo = new PDO('mysql:host=localhost;dbname=mydatabase', 'username', 'password', array(
    PDO::ATTR_EMULATE_PREPARES => false,
    PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
    PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
));

Keywords

PDO options instantiation efficiency performance

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