Constructs a connection object.
Overrides Connection::__construct
public function __construct(PDO $connection, array $connection_options) {
parent::__construct($connection, $connection_options);
// This driver defaults to transaction support, except if explicitly passed FALSE.
$this->transactionSupport = !isset($connection_options['transactions']) || $connection_options['transactions'] !== FALSE;
// Transactional DDL is always available in PostgreSQL,
// but we'll only enable it if standard transactions are.
$this->transactionalDDLSupport = $this->transactionSupport;
$this->connectionOptions = $connection_options;
// Force PostgreSQL to use the UTF-8 character set by default.
$this->connection
->exec("SET NAMES 'UTF8'");
// Execute PostgreSQL init_commands.
if (isset($connection_options['init_commands'])) {
$this->connection
->exec(implode('; ', $connection_options['init_commands']));
}
}