1 * parse arrays out of PQgetvalue
2 * listenAsync & notifyAsync
3 * COPY: getAsync & putAsync
5 * pq\Event\Result\Destroy,
6 * pq\Event\Connection\Destroy
8 * bound columns/variables
11 * pq\Result->__clone through PQcopyResult?
13 * LOB convenience import/export over php streams