Northern Trail Outfitters assigns a 15-digit integer as their Order ID which will be used as the primary key of a data extension. The import file contains leading zeros, but they will NOT be included in the final values.
Which data type should they use for the Order ID field?
A customer team wants to retarget subscribers who click on links of key items promoted across email campaigns. Click activity will be cross-referenced with subscribers' regional markets on a master subscriber data extension.
What skill set should the customer team have for this solution to be viable?