* parse arrays out of PQgetvalue * listenAsync & notifyAsync * LOBs * COPY * pq\Cancel * transaction savepoints * transaction snapshots * notice receiver (else libpq uses stderr) * pq\Event\Notice * pq\Event\Result\Create, pq\Event\Result\Destroy, pq\Event\Connection\Reset, pq\Event\Connection\Destroy * fetchInto/fetchCtor? * unlisten? * tracing? * userland event handler? * pq\Result->__clone through PQcopyResult? * db/pass/user/host/port/options properties on pq\Connection?