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Eigen Documentation

List Historians

Return available historian sources (optionally only writable ones).

Signature

Section titled “Signature”
  • EIGEN.LISTHISTORIANS(writableOnly = false)

Parameters

Section titled “Parameters”
  • writableOnly (boolean): If true only writers are returned. Default: false.

Returns

Section titled “Returns”
  • string[][] — List of historian names.
    • Format: Single column of historian names, one per row.
    • With writableOnly=false (default): All readable historians.
    • With writableOnly=true: Only writable historians.

Notes

Section titled “Notes”
  • Uses fetchHistorians to query available sources.

Example

Section titled “Example”
  • =EIGEN.LISTHISTORIANS() — returns all known historian sources.
  • =EIGEN.LISTHISTORIANS(TRUE) — returns all known writable historian sources.

Sample output:

Historian Name
Demo-influxdb
Archive
Historical_Data

Support

Section titled “Support”

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