FunctionsTime Series

sparkbar

Renders an ASCII sparkbar string from recent numeric samples in the aggregate input sequence.

sparkbar(…) → String

Kind · aggregate

Renders an ASCII sparkbar string from recent numeric samples in the aggregate input sequence.

Part of the Time Series family.

running_difference_starting_with_first_value

Computes the difference between each value and the previous value in input order. The first non-NULL value is emitted unchanged.

time_series_changes_to_grid

Resamples an irregular time series onto a regular grid and returns per-step change counts over the configured lookback window.