---
title: "Changes to Start Bulk Sync Execution"
method: POST
path: "/api/bulk/syncs/{id}/executions"
---

# Changes to Start Bulk Sync Execution

`POST /api/bulk/syncs/{id}/executions`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 51 revisions.

- **2026-10-21** `61c2b96f65ba`: 11 breaking, 18 warning, 1 info
- **2026-10-09** `a4c3b8f8eff7`: 1 warning
- **2026-08-25** `ca90b7e2b097`: 2 info

## Changes

- **2026-10-21** `61c2b96f65ba`: 11 breaking, 18 warning, 1 info
  - added `#/components/schemas/BulkFetchMode` to the `fetch_mode` request property `allOf` list
  - added `#/components/schemas/BulkResyncMode` to the `resync_mode` request property `allOf` list
  - removed the enum value `full` of the request property `fetch_mode`
  - removed the enum value `incremental` of the request property `fetch_mode`
  - removed the enum value `none` of the request property `fetch_mode`
  - removed the enum value `rebuild` of the request property `resync_mode`
  - removed the enum value `refetch` of the request property `resync_mode`
  - removed the enum value `resync` of the request property `resync_mode`
  - the `fetch_mode` request property type changed from `string` to no type
  - the `resync_mode` request property type changed from `string` to no type
  - the `data` response's property type changed from `object` to no type for status `200`
  - removed the optional property `data/completed_at` from the response with the `200` status
  - removed the optional property `data/created_at` from the response with the `200` status
  - removed the optional property `data/error_count` from the response with the `200` status
  - removed the optional property `data/fetch_mode` from the response with the `200` status
  - removed the optional property `data/id` from the response with the `200` status
  - removed the optional property `data/is_partial` from the response with the `200` status
  - removed the optional property `data/is_resync` from the response with the `200` status
  - removed the optional property `data/is_test` from the response with the `200` status
  - removed the optional property `data/output_disposition` from the response with the `200` status
  - removed the optional property `data/record_count` from the response with the `200` status
  - removed the optional property `data/schemas` from the response with the `200` status
  - removed the optional property `data/started_at` from the response with the `200` status
  - removed the optional property `data/status` from the response with the `200` status
  - removed the optional property `data/status_message` from the response with the `200` status
  - removed the optional property `data/type` from the response with the `200` status
  - removed the optional property `data/updated_at` from the response with the `200` status
  - removed the optional property `data/version` from the response with the `200` status
  - removed the optional property `data/warning_count` from the response with the `200` status
  - added `#/components/schemas/BulkSyncExecution` to the `data` response property `allOf` list for the response status `200`
- **2026-10-09** `a4c3b8f8eff7`: 1 warning
  - added the new `completed_with_cancellations` enum value to the `data/status` response property for the response status `200`
- **2026-08-25** `ca90b7e2b097`: 2 info
  - added the optional property `data/schemas/items/version` to the response with the `200` status
  - added the optional property `data/version` to the response with the `200` status

---

[Operation](https://skmtc.dev/polytomic/apis/polytomic-api/docs/api/bulk/syncs/:id/executions/post.md) - [API](https://skmtc.dev/polytomic/apis/polytomic-api.md) - [Page](https://skmtc.dev/polytomic/apis/polytomic-api/changes/api/bulk/syncs/:id/executions/post)