Contrary to what you have heard, online and offline data will not be
tied in summary data source, as there is no binding dimension. Partial
data is tied in using transactionid within transaction ID data sourceIf
you want to tie the data to the user, you need visitorID, which is
mandatory in full processing data source.Note, full processing data
source is still not the same as sending data in a server call. It is the
only data source where you can send in traffic and other dimensions
apart from c...