| ActiveMeasurements | Gets/Creates the ActiveMeasurementsTableLookup for the provided dataset. |
| GetLookupCache | Gets/Creates the lookup cache for the provided dataset. |
| GetSignalType | Gets signal type for given measurement key |
| GetSignalTypes(DataSet, IMeasurement, String) | Gets signal types for given measurement keys. |
| GetSignalTypes(DataSet, MeasurementKey, String) | Gets signal types for given measurement keys. |
| LookupMetadata | Lookups up metadata record from provided MeasurementKey. |