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You’ve purchased something online. Maybe it’s a book or clothing from a department store with an online presence. Your order is a week overdue, so you go back to the website to check its status, but you’ve misplaced the order number. You call the contact number and are told, “I’m sorry, I can only look up your order if you can give me your Order ID.” Oh-oh, does this sound familiar?
These all-or-nothing database-style searches are quickly being overtaken by the search techniques we discuss in this book. These much more flexible methods can query for a document ...