Gemstone Timeseries Library
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# MeasurementKey Properties

## Properties

ID | Gets or sets the numeric ID of this MeasurementKey.
Metadata | Gets the MeasurementMetadata as they appear in the primary adapter metadata.
RuntimeID | A unique ID that is assigned at runtime to identify this instance of MeasurementKey. This value will change between life cycles, so it cannot be used to compare MeasurementKey instances that are running out of process or in a separate AppDomain.
SignalID | Gets or sets Guid ID of signal associated with this MeasurementKey.
Source | Gets or sets the source of this MeasurementKey.

## See Also

#### Reference

MeasurementKey Class
Gemstone.Timeseries Namespace