Hi Jasmine,Identifying Visitors This documentation explains that there
are 6 possible visitor ids. All 6 of these IDs could theoretically be
present on a single hit of data, for this reason Adobe has determined an
order of preference. The combination of the post_visid_high and
post_visid_low is the id that was actually used. More important than
these columns, however, is the post_visid_type column which indicates
which ID type was used to populate the post_visid values. "I would
expect there to ...