Creates a new datasource transaction internally, signalling that the set of documents transmitted through subsequent calls to ProcessDocumentsInFullUpdate contain the full set of documents contained in the underlying external datasource. It is necessary to invoke BeginFullUpdate before calls to ProcessDocumentsInFullUpdate. At the same time, BeginFullUpdate should only be used in conjunction with the CommitFullUpdate method.

void BeginFullUpdate(
	int dataSourceId
)

void BeginFullUpdate(
	int dataSourceId
)