---
title: "Changes to Aggregate Documents"
method: POST
path: "/v1/collections/{collection_identifier}/documents/aggregate"
---

# Changes to Aggregate Documents

`POST /v1/collections/{collection_identifier}/documents/aggregate`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 93 revisions.

- **2026-10-21** `d4b5fad18960`: 1 info
- **2026-10-09** `61a175e8eb9a`: 1 warning, 5 info
- **2026-08-09** `5d4c905106b4`: 1 info
- **2026-07-13** `4e84d36cc342`: 3 warning, 7 info
- **2026-03-11** `362bbcbae834`: 1 info

## Changes

- **2026-10-21** `d4b5fad18960`: 1 info
  - the request property `group_by` became optional
- **2026-10-09** `61a175e8eb9a`: 1 warning, 5 info
  - removed the optional property `detail` from the response with the `422` status
  - added the non-success response with the status `429`
  - added the non-success response with the status `503`
  - added the optional property `success` to the response with the `422` status
  - added the required property `error` to the response with the `422` status
  - added the required property `status` to the response with the `422` status
- **2026-08-09** `5d4c905106b4`: 1 info
  - the endpoint scheme security `BearerAuth AND NamespaceHeader` was added to the API
- **2026-07-13** `4e84d36cc342`: 3 warning, 7 info
  - deleted the `header` request parameter `Authorization`
  - deleted the `header` request parameter `X-Namespace`
  - deleted the `header` request parameter `authorization`
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
  - added the optional property `error/code` to the response with the `400` status
  - added the optional property `error/code` to the response with the `401` status
  - added the optional property `error/code` to the response with the `403` status
  - added the optional property `error/code` to the response with the `404` status
  - added the optional property `error/code` to the response with the `500` status
- **2026-03-11** `362bbcbae834`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/mixpeek/apis/mixpeek-api/docs/v1/collections/:collection_identifier/documents/aggregate/post.md) - [API](https://skmtc.dev/mixpeek/apis/mixpeek-api.md) - [Page](https://skmtc.dev/mixpeek/apis/mixpeek-api/changes/v1/collections/:collection_identifier/documents/aggregate/post)