---
title: "Delete schema"
slug: "datastream-deleteschemas"
updated: 2026-09-17T09:47:59Z
published: 2026-09-17T09:47:59Z
canonical: "api.ncloud-docs.com/datastream-deleteschemas"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Delete schema

Available in VPC

Delete a schema from a topic.

:::(Caution) Deleting a schema may affect the serialization and deserialization of messages that use that schema. If you delete a topic, any schemas under that topic will also be deleted. :::

## Request

This section describes the request format. The method and URI are as follows:

| Method | URI |
| --- | --- |
| DELETE | /api/v1/topics/{topicId}/schemas/{resourceId} |

### Request headers

For information about the headers common to all Data Stream APIs, see [Data Stream request headers](/docs/en/datastream-overview#%EC%9A%94%EC%B2%AD%ED%97%A4%EB%8D%94).

### Request path parameters

You can use the following path parameters with your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `topicId` | String | Required | Topic ID - See [Get topic list](/docs/en/datastream-gettopic). |
| `resourceId` | String | Required | Schema resource ID - See `resourceId` of the [Get schema list](/docs/en/datastream-getschemas) response. |

### Request example

The request example is as follows:

```
curl --location --request DELETE 'https://datastream.apigw.ntruss.com/api/v1/topics/mgNWA*****/schemas/abc1*****' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}'
```

## Response

This section describes the response format.

### Response status codes

For information about the HTTP status codes common to all Data Stream APIs, see [Data Stream response status codes](/docs/en/datastream-overview#%EC%9D%91%EB%8B%B5%EC%83%81%ED%83%9C%EC%BD%94%EB%93%9C).

### Response example

If the schemas are successfully deleted, there is no response body, and a status code 200 is returned.

```
HTTP/1.1 200 OK
```