# Page Not Found

The URL `ref/mdb/error-codes/ER_SUM_FUNC_WITH_WINDOW_FUNC_AS_ARG` 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)
- [VEC_DISTANCE](https://mariadb.com/docs/server/reference/sql-functions/vector-functions/vector-functions-vec_distance.md)
- [Window Frames](https://mariadb.com/docs/server/reference/sql-functions/special-functions/window-functions/window-frames.md)
- [Vector Functions](https://mariadb.com/docs/server/reference/sql-functions/vector-functions.md)
- [NTH_VALUE](https://mariadb.com/docs/server/reference/sql-functions/special-functions/window-functions/nth_value.md)

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