Rollup functions

• https://docs.victoriametrics.com/victoriametrics/metricsql/#rollup-functions
• aka range functions or window functions
• Apply a function to all elements of a vector

rate

• rate(v range-vector)

• Per-second average rate of increase of the time series in the range vector

rate(v range-vector)
rate(my_time_series)[30m:]

increase

• It is syntactic sugar for rate multiplied by the number of seconds under the specified time range window