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F.19 ReferenceToChange

The ReferenceToChangetype specifies a single Referenceto add to or remove from an AddressSpace.

The elements of the type are defined in Table F.17.

Table F.17– ReferencesToChange

Element

Type

Description

Source

NodeId

The identifier for the source Nodeof the Reference.

ReferenceType

NodeId

The identifier for the type of the Reference.

IsForward

Boolean

TRUE if the Referenceis a forward reference.

Target

NodeId

The identifier for the target Nodeof the Reference.

References to Nodesthat could exist are always allowed. In other words, a Referenceis never rejected simply because the target is unknown Node.

The source of the Referencemust exist in the AddressSpaceor in UANodeSetChangesdocument being processed.

Reverse Referencesare added when deemed practical by the processor.

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