sample() function

sample() selects a subset of the rows from each input table.

Note: sample() drops empty tables.

Function type signature
(<-tables: stream[A], n: int, ?column: string, ?pos: int) => stream[A] where A: Record
For more information, see Function type signatures.



(Required) Sample every Nth element.


Position offset from the start of results where sampling begins. Default is -1 (random offset).

pos must be less than n. If pos is less than 0, a random offset is used.


Column to operate on.


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


Sample every other result

import "sampledata"
    |> sample(n: 2, pos: 1)

View example input and output

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