> For the complete documentation index, see [llms.txt](https://docs.adlibertas.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.adlibertas.com/the-platform/business-analytics/creating-a-custom-dimension.md).

# Creating a custom dimension

When you're analyzing your data in our BI tool, you have the ability to combine or add calculations between columns of your data.

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