Method downsample

src/core/Query.java:204–204

Downsamples the results by specifying a fixed interval between points. Technically, downsampling means reducing the sampling interval. Here the idea is similar. Instead of returning every single data point that matched the query, we want one data point per fixed time interval. The way we get

(long interval, Aggregator downsampler)

   * within an interval.
   */
  void downsample(long interval, Aggregator downsampler);

  /**
   * Sets an optional downsampling function on this query