# Page Not Found

The URL `reference/constraints/constraint-augmented-generation-cag/primarytoprimarykeysubset` does not exist.

You might be looking for one of these pages:
- [❖ PrimaryToPrimaryKeySubset](https://docs.sdv.dev/sdv/concepts/constraint-augmented-generation-cag/predefined-constraints/primarytoprimarykeysubset.md)
- [❖ ForeignToPrimaryKeySubset](https://docs.sdv.dev/sdv/concepts/constraint-augmented-generation-cag/predefined-constraints/foreigntoprimarykeysubset.md)
- [Constraints API](https://docs.sdv.dev/sdv/concepts/constraint-augmented-generation-cag/constraints-api.md)
- [Program Your Own Constraint](https://docs.sdv.dev/sdv/concepts/constraint-augmented-generation-cag/program-your-own-constraint.md)
- [❖ DenormalizedTable](https://docs.sdv.dev/sdv/concepts/constraint-augmented-generation-cag/predefined-constraints/denormalizedtable.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.sdv.dev/sdv/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.sdv.dev/sdv/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/sdv/concepts/constraint-augmented-generation-cag/predefined-constraints/primarytoprimarykeysubset.md`)
- Use `Accept: text/markdown` header for content negotiation