Question

A column of a relation is called a(n) ___________.​

Answer 1

Answer:

relation, also known as a table or file, is a subset of the Cartesian product of a list of domains characterized by a name. And within a table, each row represents a group of related data values. A row, or record, is also known as a tuple. The columns in a table is a field and is also referred to as an attribute.

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Answer 2

Answer:

Attribute

Explanation:

a row in relation is called tuple

and column in a relation is called attribute.