highestCurrent() function

The highestCurrent() function selects the last record of each table in the input stream and returns the top n records. The function outputs a single aggregated table containing n records. highestCurrent() is a selector function.

highestCurrent(
    n:10,
    column: "_value",
    groupColumns: [],
)

Parameters

n

Number of records to return.

column

Column by which to sort. Default is "_value".

groupColumns

The columns on which to group before performing the aggregation. Default is [].

tables

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

Examples

The following example uses data provided by the sampledata package to show how highestCurrent() transforms data.

import "sampledata"

sampledata.int()
    |> highestCurrent(n: 2, groupColumns: ["tag"])