# Page Not Found

The URL `sql/programming/customization` does not exist.

You might be looking for one of these pages:
- [Backup Optimization](https://mariadb.com/docs/server/server-usage/backup-and-restore/backup-optimization.md)
- [Optimizing Queries](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/query-optimizations.md)
- [Data Manipulation (DML)](https://mariadb.com/docs/server/reference/sql-statements/data-manipulation.md)
- [Partitioning Limitations](https://mariadb.com/docs/server/server-usage/partitioning-tables/partitioning-limitations.md)
- [POSITION](https://mariadb.com/docs/server/reference/sql-functions/string-functions/position.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/docs/server/server-usage/backup-and-restore/backup-optimization.md`)
- Use `Accept: text/markdown` header for content negotiation