superkeys

the database administrator generated several superkeys for the new table.

a superkey can contain redundant attributes that are not necessary for unique identification.

we need to identify the minimal superkey, which is the candidate key.

the superkey consisting of all columns guarantees uniqueness.

each superkey must include the primary key as a subset.

the system automatically validates superkeys for uniqueness constraints.

superkeys are essential for maintaining data integrity in relational databases.

the analyst examined all possible superkeys in the normalization process.

removing unnecessary attributes from a superkey produces a candidate key.

the foreign key references a superkey in the parent table.

understanding superkeys is fundamental to database design theory.

the relation has three distinct superkeys that satisfy the uniqueness requirement.