> For the complete documentation index, see [llms.txt](https://www.ducksql.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.ducksql.com/sample.md).

# Sample

- [서울시 공공데이터](https://www.ducksql.com/sample/undefined.md)