---
title: "Delete a declared metadata column"
method: DELETE
path: "/metadata_columns/{key}"
tags: ["metadata-columns"]
---

# Delete a declared metadata column

`DELETE /metadata_columns/{key}`

(reserved for future use) Removes a metadata column declaration. The LanceDB column is dropped at the next ingestion.

Required roles: All

## Response `204`

Deleted

## Other responses

- `401` — Unauthorized - Authentication failed
- `403` — Forbidden - requires an API key with All permission
- `404` — Not found

---

[API](https://skmtc.net/qlonolink/apis/qaip-apis.md) · [All operations](https://skmtc.net/qlonolink/apis/qaip-apis/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/qlonolink/qaip-apis/revisions/f5f5994dfe05/schema)