> For the complete documentation index, see [llms.txt](https://democratizingdata.gitbook.io/userguide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://democratizingdata.gitbook.io/userguide/appendix-a.md).

# APPENDIX A: Metadata Schema

This describes the metadata schema. The Data Dictionary is provided in [Appendix B](/userguide/appendix-b.md).

<figure><img src="/files/k7XLdxMHqNxMSCZFk9ll" alt=""><figcaption><p>Figure 14: Metadata schema</p></figcaption></figure>