public function prepareAndExecute($dsId, $sql, array $args = array())
{
$stm = null;
try {
$conn = $this->getConnection($dsId);
$stm = $conn->prepareAndExecute($sql, $args);
} catch (PDOException $e) {
throw new SQLQueryException($dsId, $sql, $args, $e);
}
// if failed ?
// if( false === $success ) { }
return $stm;
}