# Page Not Found

The URL `ref/mdb/error-codes/ER_WRONG_PLACEMENT_OF_WINDOW_FUNCTION` does not exist.

You might be looking for one of these pages:
- [Window Functions](https://mariadb.com/docs/server/reference/sql-functions/special-functions/window-functions.md)
- [Mroonga User-Defined Functions](https://mariadb.com/docs/server/server-usage/storage-engines/mroonga/mroonga-user-defined-functions.md)
- [REPLACE Function](https://mariadb.com/docs/server/reference/sql-functions/string-functions/replace-function.md)
- [ColumnStore Window Functions](https://mariadb.com/docs/server/reference/sql-functions/special-functions/window-functions/window-functions-columnstore-window-functions.md)
- [INSERT Function](https://mariadb.com/docs/server/reference/sql-functions/string-functions/insert-function.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/reference/sql-functions/special-functions/window-functions.md`)
- Use `Accept: text/markdown` header for content negotiation