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X-Hacker.org- CA-Clipper 5.2 . The Guide To CA-Clippe - <b>key expression</b> http://www.X-Hacker.org [<<Previous Entry] [^^Up^^] [Next Entry>>] [Menu] [About The Guide]
 Key Expression

     (database) An expression, typically based on one or more database
     fields, that when evaluated, yields a key value for a database record.
     Key expressions are most often used to create indexes or for
     summarization operations.


See Also: Index Key Value

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