Block a little while waiting for more data instead of returning immediately if no data.
Block a little while waiting for more data instead of returning immediately if no data. Use along with TailableCursor.
Exhaust
The cursor will not expire automatically
OplogReplay
The response can be partial; If a shard is down, no error will be thrown.
The query is might be run on a secondary.
Makes the cursor not to close after all the data is consumed.
Query flags.
(Since version 0.20.3) Internal: will be made private