Documentation function is a user-contributed function maintained by the package author. changes a column’s name and optionally applies an aggregate or selector function to values in the column.

TICKscript helper function is a helper function meant to replicate TICKscript operations like the following:

// Rename
query("SELECT x AS y")

// Aggregate and rename
query("SELECT f(x) AS y")
Function type signature
(<-tables: B, as: string, ?column: A, ?fn: (<-: B, column: A) => stream[C]) => stream[D] where A: Equatable, C: Record, D: Record
For more information, see Function type signatures.



Column to operate on. Default is _value.


Aggregate or selector function to apply.


(Required) New column name.


Input data. Default is piped-forward data (<-).


Change the name of the value column

import "contrib/bonitoo-io/tickscript"
import "sampledata"
    |> "example-name")

View example input and output

Change the name of the value column and apply an aggregate function

import "contrib/bonitoo-io/tickscript"
import "sampledata"
    |> "sum", fn: sum)

View example input and output

Change the name of the value column and apply a selector function

import "contrib/bonitoo-io/tickscript"
import "sampledata"
    |> "max", fn: max)

View example input and output

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