---
title: Data stream
slug: '2891'
canonical_url: https://docs.coveo.com/en/2891/
collection: glossary
source_format: adoc
---
# Data stream
A {doctitle} is the item data that's available to an [indexing pipeline extension (IPE)](https://docs.coveo.com/en/206/).
For example, this can include the original content of an [item](https://docs.coveo.com/en/210/) and its thumbnail.