monitor.stateChangesOnly() function

monitor.stateChangesOnly() takes a stream of tables that contains a _level column and returns a stream of tables grouped by _level where each record represents a state change.

Function type signature
(<-tables: stream[{A with _level: B}]) => stream[C] where B: Equatable, C: Record
For more information, see Function type signatures.



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


Return records representing state changes

import "array"
import "influxdata/influxdb/monitor"

data =
        rows: [
            {_time: 2021-01-01T00:00:00Z, _level: "ok"},
            {_time: 2021-01-01T00:01:00Z, _level: "ok"},
            {_time: 2021-01-01T00:02:00Z, _level: "warn"},
            {_time: 2021-01-01T00:03:00Z, _level: "crit"},

    |> monitor.stateChangesOnly()

View example input and output

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