6 Historical Access specific usage of Services

6.5 HistoryData parameters returned

6.5.3 HistoryModifiedData type

Table 26 defines the structure of the HistoryModifiedData used for the data to return in a HistoryRead when IsReadModified = True.
Table 26 – HistoryModifiedData Details
Name | Type | Description |
---|---|---|
HistoryModifiedData | Structure | |
dataValues[] | DataValue | An array of values of history data for the Node. The size of the array depends on the requested data parameters. |
modificationInfos[] | ModificationInfo | |
modificationTime | UtcTime | The time the modification was made. Support for this field is optional. A null shall be returned if it is not defined. |
updateType | HistoryUpdateType | The modification type for the item. |
userName | String | The name of the user that made the modification. Support for this field is optional. A null shall be returned if it is not defined. |