Count

Objective

Provide the number of events within the window defiend by the group by defintion

Example

time window:
  emitting type: slidingCountPrices
  window fucntions:
    px count:
      function:
        count: {}
      attributes: [ ask,bid ]
  policy:
    type: slidingTime
    slide: 500
    window size: 2500

Output attributes

Event output attributes from the above example.

• ask_COUNTW

• bid_COUNTW

Postfix ID

Applied to attribute

• COUNTW