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Meaning of unique key | Babel Free

Noun CEFR B2

Definitions

A set of one or more than one columns or fields of a table that uniquely identifies a record in a database table.

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

unique-headed bug unique, special uniquely Uniqueness uniquid uniquification