"Base Historical Event Server Facet" Profile

 Description This Facet defines the server requirements to support basic Historical Event functionality, including simple filtering and general access.
 URI http://opcfoundation.org/UA-Profile/Server/BaseHistoricalEvent

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Attribute Services
Include  Name Opt.  Description  From Profile  Test Cases
Attribute Historical Read Supports the HistoryRead Service. The details of what aspects of this service are used are listed in additional ConformanceUnits, but at least one of ReadRaw, ReadProcessed, ReadModified, ReadAtTime or ReadEvents must be supported.   Open

Historical Access
Include  Name Opt.  Description  From Profile  Test Cases
Historical Access Events Supports the retrieval of historical Events using the ReadEventDetails structure. This includes support for simple filtering of Events. The Event fields that are stored are server specific, but at least the mandatory fields of BaseEventType are required.   Open