Driver Implementation

Driver Implementation #####################

Topk result:

• topk: a sorted list of a topk item
• statistics: (optional) query result statistics.
• additional_series: (optional) a list of additional series (e.g. the total series).

Topk item:

• tags: a map tag_name -> tag_value
• value: the integral value for the topk item on the specified time range

A timeseries driver must implement the API described below.

.. doxygenfile:: driver.lua.cpp