# Index Scan

Reading multiple entries from an index, often across a range or the full index.

## What is **Index Scan** in a relational database?

**Index Scan** — Reading multiple entries from an index, often across a range or the full index.

Level: Freelancer · [More Database terms at this level](https://www.ask-codey.com/glossary/subjects/database/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/index-scan