Extended Features | Pdo V2.0

Scaling database infrastructure usually involves a primary write database and multiple read replicas. PDO v2.0 removes the need for complex user-land load balancers or heavy third-party packages by handling read-write splitting natively at the driver level. Configuration Configuration

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By following these steps, you can take full advantage of the extended features in PDO v2.0 and elevate your PHP development to the next level. preventing session pollution.

The introduction of the PDO::PARAM_STR_NATL constant—and its counterpart PDO::PARAM_STR_NATL_H for callbacks—has extended PDO's string type to properly handle multibyte and national character sets:

The driver automatically executes a lightweight RESET ALL or equivalent command when a connection returns to the pool, preventing session pollution. 3. Native JSON Object Mapping

$people = $pdo->prepare($sql) ->bind(0, 'JAPAN') ->bind(1, 21, PDO::PARAM_INT) ->execute() ->fetchAll();