> For the complete documentation index, see [llms.txt](https://upgrade-platform.gitbook.io/upgrade-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://upgrade-platform.gitbook.io/upgrade-documentation/6.6/developer-guide/reference/data-architecture.md).

# Data Architecture

Data Tables and their description

<figure><img src="https://content.gitbook.com/content/9J1rtgIsHaRPXmHp08EB/blobs/P0FkhYNUTpIPYI7BW3aE/UpGrade%205.0%20ERD.png" alt=""><figcaption></figcaption></figure>