Function createDetachedHistorian

The default historian, installed through AddressSpace.historizerFactory.

createDetachedHistorian(
variable: { browseName: QualifiedName; nodeId: NodeId },
options?: IVariableHistorianOptions,
): IVariableHistorian
the historian a Variable that is not a node object gets by default: its last values in memory
Parameters
- variable: { browseName: QualifiedName; nodeId: NodeId }
- Optionaloptions: IVariableHistorianOptions
Returns IVariableHistorian
- Defined in work/node-opcua/node-opcua/packages/node-opcua-address-space/dist/impl/historical_access/address_space_historical_data_node.d.ts:44