The query object provides a convenience method .stream([options]) that wraps query events into a Readable Streams2 object.
The query object provides a convenience method .stream([options]) that wraps query events into a Readable Streams2 object. This stream can easily be piped downstream and provides automatic pause/resume, based on downstream congestion and the optional highWaterMark. The objectMode parameter of the stream is set to true and cannot be changed (if you need a byte stream, you will need to use a transform stream.
the given options
a readable stream
Query handle