Referential integrity is a relational database concept, which states that table relationships must always be consistent. In other words, any foreign key field must agree with the primary key that is referenced by the foreign key. Thus, any primary key field changes must be applied to all foreign keys, or not at all. The same restriction also...
Softlifting is the act of purchasing a single copy of software and then downloading it onto more than one computer, despite agreement terms stating the software must only be downloaded once.Softlifting does not involve selling copies of protected creative works. Rather, it occurs when an individual or organization distributes copies to friends, colleagues or others. Softlifting is considered to be the most common form of software piracy.This term is also known as softloading or end-user piracy.
Softlifting also occurs when an organization has agreed to software licensing terms and then provides employees with copies for use at home. Softlifting is so common that the Software & Information Industry Association estimates that one out of every four digital business copies in the United States is considered to be softlifted. Eastern Europe is especially prone to incidences of softlifting, and an estimated 60 percent of software copies in that part of the world are believed to be pirated. The least amount of softlifting takes place in the United States, where about 25 percent of software copies are pirated. However, U.S. vendors and manufacturers suffer greater losses than countries in Eastern Europe as a result of this phenomenon.
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