> For the complete documentation index, see [llms.txt](https://docs.finngen.fi/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.finngen.fi/working-in-the-sandbox/running-analyses-in-sandbox/how-to-create-custom-endpoint-using-bigquery-example.md).

# How to create custom endpoint using bigquery: example

Instructions how to create custom endpoint using BigQuery and [service sector data](/finngen-data-specifics/red-library-data-individual-level-data/what-phenotype-files-are-available-in-sandbox-1/service-sector-data.md) followed by running [custom GWAS](/working-in-the-sandbox/which-tools-are-available/untitled.md) can be found [here](/working-in-the-sandbox/which-tools-are-available/miscellaneous-helper-scripts-tools/bigquery-connection-r/case-study-defining-simple-cohorts-using-medical-codes-for-running-case-control-gwas.md).