Data Management and Modeling Vocabulary

A set of vocabulary flashcards covering fundamental concepts in data management, database schemas, and information processing based on the lecture notes.

Data management

A discipline that focuses on proper generation, storage, and retrieval of data.

Schema

The conceptual organization of the entire database as viewed by the database administrator.

Metadata

Data about data through which the end-user data are integrated and managed.

Business rule

A brief, precise, and unambiguous description of a policy, procedure, or principle within a specific organization.

Subschema

Defines the portion of the database “seen” by the application programs that produce information from the data.

Information

The result of processing raw data to reveal its meaning.

Segment

In a hierarchical model, the equivalent of a record in a file system.

Data model

A relatively simple representation of more complex real-world data structures.

Context

Required by information to reveal meaning.

Raw data

Data that must be properly formatted for storage, processing, and presentation.