ChunkedMetric is a metric with a chunked ID.

ChunkedMetricWithStoragePolicy is a chunked metric with applicable storage policy.

ForwardedMetric is a forwarded metric.

ForwardedMetricWithMetadata is a forwarded metric with metadata.

Metric is a metric, which is essentially a named value at certain time.

MetricWithStoragePolicy is a metric with applicable storage policy.

PassthroughMetricWithMetadata is a passthrough metric with metadata.

TimedMetricWithMetadata is a timed metric with metadata.

TimedMetricWithMetadatas is a timed metric with staged metadatas.

RawMetric is a metric in its raw form (e.g., encoded bytes associated with a metric object).