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key field

Computing Dictionary

key field definition

database
A field of a database (typically a relational database) table which together form a unique identifier for a record (a table entry). The aggregate of these fields is usually referred to simply as "the key".
(1997-08-03)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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Key field is always a great word to know.

So is lollapalooza. Does it mean:

an extraordinary or unusual thing, person, or event; an exceptional example or instance.

a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.

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