A Key Is a Column or Group of Columns That

question 77

True/False

A key is a column or group of columns that identifies a unique row in a table.

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Definitions:

Big Data

Extremely large datasets that can be analyzed computationally to reveal patterns, trends, and associations, especially relating to human behavior and interactions.

Data Repository

A central location in which data is stored and managed, often used for the storage and management of digital data in databases or file systems.

Data Warehouse Framework

A data warehouse framework is the structured set of technologies and methodologies used to store, manage, and retrieve large volumes of data for analysis and reporting purposes.

Metadata

Data that provides information about other data, often used for describing contents, quality, condition, and other characteristics.