Segment Glossary Definition

Segment is a Database performance concept used to speed access, guide query execution, or describe how data can be found efficiently.

Segment is a Network model or layering concept used to explain how communication functions are organized, encapsulated, and passed between systems.

Administrators and developers use this concept when tuning queries, reviewing execution plans, and diagnosing slow database operations.

Related concepts include Index, Execution Plan and Cardinality.

This concept helps teams separate physical media, addressing, transport, and application behavior so troubleshooting and design discussions stay precise.

Additional Resource: IETF Internet Architecture Board Network Guidance.