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key field |
Also found in: Wikipedia, Hutchinson | 0.02 sec. |
key fieldA field in a record that holds unique data which identifies that record from all the other records in the file or database. Account number, product code and customer name are typical key fields. As an identifier, each key value must be unique in each record. See sort key. key field [′kē ‚fēld] (computer science) A field in a segment or record that holds the value of a key to that record.
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Jawbreaker; the attack on Bin Laden and Al-Qaeda: a personal account by the CIA's key field commander. Jawbreaker: The Attack on bin Laden and al Qaeda, A Personal Account by the CIA's Key Field Commander By Gary Berntsen and Ralph Pezzullo Crown, $25. Positioning the security business as a key field for the Hitachi Group, Hitachi is working to expand operations by concentrating management resources in fields such as cyber security, particularly encryption; security for social infrastructure systems, including explosive trace detection system; and personal authentication, with a particular focus on finger vein authentication. |
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