Using Optional Parameters in Messages

Optional parameters can be passed into any message request by setting the Request.OptionalParameters property to a subclass of the OptionalParameter class.

The following messages support passing optional parameters:

Message	Optional parameter class	Description
BackgroundSendEmail	CallPriorityOptionalParameter	Specifies the run time priority of the request.
Create Update	CreateDuplicatesOptionalParameter	Specifies whether to create or update an entity instance if a duplicate is found.
N/A	ExportIdsOptionalParameter	For internal use only.
N/A	OfflineDataOptionalParameter	For internal use only.
Create Update	PersistInSyncOptionalParameter	Specifies whether duplicate detection is done synchronously or asynchronously.
BulkDelete	RegardingObjectIdOptionalParameter	Specifies the entity instance to set the value of the asyncoperation.regardingobjectid property in an asynchronous operation for bulk delete.
Any message that can be used in an asynchronous operation.	RequestIdOptionalParameter	Specifies a GUID to set the value of the asyncoperation.requestid property in any asynchronous operation.

See Also

Reference

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