Question: A key is an artificial column added to a table to serve as the primary key. is the joining of the data in normalized tables

A key is an artificial column added to a table to

A key is an artificial column added to a table to serve as the primary key. is the joining of the data in normalized tables for storing the data as a read- only table. occurs when the value of one attribute determines the value of a second (set of) attribute(s). Data processed to reveal meaning to the user is called A row or a record in a table is also called a

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