MetricsHub
MetricsHub Community Connectors 1.0.06

subtract

The subtract compute allows to perform an subtraction operation to the values of a column. The column values must be numerics (integer, float, double, …).
The value can be a number, or a reference to another column of the same table, using the ‘$’ character followed by the column number.

connector:
  # ...
pre: # <object>
  <sourceKey>: # <source-object>

monitors:
  <monitorType>: # <object>
    <job>: # <object>
      sources: # <object>
        <sourceKey>: # <source-object>
          computes: # <compute-object-array>
          - type: subtract
            column: # <number>
            value: # <string>
math minus subtract substract add metricshub community connector hardware system
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