> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/reference/error-codes/mariadb-error-codes-1400-to-1499/e1486.md).

# Error 1486: Constant/Random expression in (sub)partitioning function is not allowed

| Error Code | SQLSTATE | Error                                       | Description                                                             |
| ---------- | -------- | ------------------------------------------- | ----------------------------------------------------------------------- |
| 1486       | HY000    | ER\_CONST\_EXPR\_IN\_PARTITION\_FUNC\_ERROR | Constant/Random expression in (sub)partitioning function is not allowed |

## Possible Causes and Solutions

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