duration() function

The duration() function converts a single value to a duration.

Function type: Type conversion
Output data type: Duration

duration(v: "1m")



The value to convert.

Data type: String | Integer | Uinteger

duration() assumes numeric input values are nanoseconds. String input values must use duration literal representation.


from(bucket: "sensor-data")
  |> range(start: -1m)
  |> filter(fn:(r) => r._measurement == "system" )
  |> map(fn:(r) => ({ r with uptime: duration(v: r.uptime) }))

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