---
title: Reference
description: Technical reference documentation for D1, including migrations, Time Travel backups, generated columns, and data security.
image: https://developers.cloudflare.com/dev-products-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/d1/llms.txt  
> Use this file to discover all available pages before exploring further.

[Skip to content](#%5Ftop) 

# Reference

* [ Migrations ](https://developers.cloudflare.com/d1/reference/migrations/)
* [ Time Travel and backups ](https://developers.cloudflare.com/d1/reference/time-travel/)
* [ Community projects ](https://developers.cloudflare.com/d1/reference/community-projects/)
* [ Generated columns ](https://developers.cloudflare.com/d1/reference/generated-columns/)
* [ Data security ](https://developers.cloudflare.com/d1/reference/data-security/)
* [ Backups (Legacy) ](https://developers.cloudflare.com/d1/reference/backups/)
* [ FAQs ](https://developers.cloudflare.com/d1/reference/faq/)
* [ Glossary ](https://developers.cloudflare.com/d1/reference/glossary/)

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