(PHP 8 >= 8.4.0)
A PDO subclass representing a connection using the Firebird PDO driver.
$dsn,$username = null ,$password = null ,$options = null $dsn,$username = null ,$password = null ,$options = null $query, ? int $fetchMode = PDO::FETCH_COLUMN, int $colno): PDOStatement |false $query,$fetchMode = PDO::FETCH_CLASS,$classname,$constructorArgs$query, ? int $fetchMode = PDO::FETCH_INTO, object $object): PDOStatement |false Pdo\Firebird::ATTR_DATE_FORMAT Pdo\Firebird::ATTR_TIME_FORMAT Pdo\Firebird::ATTR_TIMESTAMP_FORMAT Pdo\Firebird::TRANSACTION_ISOLATION_LEVEL Pdo\Firebird::READ_COMMITTED ,
Pdo\Firebird::REPEATABLE_READ ,
or Pdo\Firebird::SERIALIZABLE .
Pdo\Firebird::READ_COMMITTED Pdo\Firebird::REPEATABLE_READ Pdo\Firebird::SERIALIZABLE Pdo\Firebird::WRITABLE_TRANSACTION READ ONLY and READ WRITE.
By default, it is true indicating READ WRITE.