> For the complete documentation index, see [llms.txt](https://swatplus.gitbook.io/io-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/urb_ro.md).

# urban

The pointer to the urban database is a foreign key referencing [name](/io-docs/introduction-1/databases/urban.urb/name_urbdb.md) in [**urban.urb**](/io-docs/introduction-1/databases/urban.urb.md).