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Scope: Core (OPC-10000-*) All specs

4 result(s) for whereClause

OPC-10000-4 – OPC Unified Architecture - Part 4: Services

7.22.3 EventFilter

EventFilter . The defined EventType s are specified in OPC 10000-5 . The selectClauses and whereClause parameters are specified with the SimpleAttributeOperand structure (see 7.7.4.5 ). This structure requires the NodeId ... select the value to return if an Event meets the criteria specified by the whereClause . A null value is returned in the corresponding event field in the Publish response
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

5.4.1 General

field is set to null when it is referenced in the selectClause or the whereClause
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

6.9.4.2 Insert event functionality

INSERT inserts entries into the Event history database for one or more HistoricalEventNodes . The whereClause parameter of the EventFilter shall be empty. The selectClause shall, as a minimum, provide
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

6.9.4.3 Replace event functionality

performed; instead, the operationResults entry for the eventData entry shall indicate Bad_NoEntryExists . The whereClause parameter of the EventFilter shall be empty. If the selectClause specifies fields which