# Page Not Found

The URL `pdi-transformation-steps-reference-overview/group-by-landing-page-article/metadata-injection-support-group-by-reuse` does not exist.

You might be looking for one of these pages:
- [Group By](https://docs.pentaho.com/pdia-data-integration/pdi-transformation-steps-reference-overview/group-by-landing-page-article.md)
- [ETL metadata injection](https://docs.pentaho.com/pdia-data-integration/pdi-transformation-steps-reference-overview/etl-metadata-injection.md)
- [Read Metadata](https://docs.pentaho.com/pdia-data-integration/pdi-transformation-steps-reference-overview/read-metadata-pdi-step.md)
- [Query metadata from a database](https://docs.pentaho.com/pdia-data-integration/pdi-transformation-steps-reference-overview/query-metadata-from-a-database-article.md)
- [Modify values from grouped rows](https://docs.pentaho.com/pdia-data-integration/pdi-transformation-steps-reference-overview/modify-values-from-grouped-rows.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/pdia-data-integration/pdi-transformation-steps-reference-overview/group-by-landing-page-article.md`)
- Use `Accept: text/markdown` header for content negotiation