---
title: "List schemas"
method: GET
path: "/groups/{groupId}/apps/{appId}/schemas"
tags: ["schemas"]
---

# List schemas

`GET /groups/{groupId}/apps/{appId}/schemas`

List all defined [schemas](https://www.mongodb.com/docs/atlas/app-services/schemas).

## Response `200`

Ok

- SchemaMetadataInstance[]
  - `_id` string, required
  - `metadata` SchemaMetadata, required — Metadata that describes which linked collection the schema applies to.
    - `data_source` string — The data source name.
    - `database` string — The database name.
    - `collection` string — The collection name.

## Changes

- **2024-02-20** (v3) `e2240dd053bd` — 1 breaking, 2 info
  - the `items/` response's property type changed from `object` to no type for status `200`
  - the response property `items/_id` became required for the status `200`
  - the response property `items/metadata` became required for the status `200`
- **2023-12-04** (v3) `1d1564c0dca1` — 1 warning
  - removed the optional property `items/schema` from the response with the `200` status

[Change history](https://skmtc.dev/mongodb/apis/mongodb-atlas-app-services-admin-api/changes/groups/:groupId/apps/:appId/schemas/get.md)

---

[API](https://skmtc.dev/mongodb/apis/mongodb-atlas-app-services-admin-api.md) · [All operations](https://skmtc.dev/mongodb/apis/mongodb-atlas-app-services-admin-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/mongodb/mongodb-atlas-app-services-admin-api/revisions/1365ab72bc03/schema)