---
title: "List available Reverse ETL operations"
method: GET
path: "/reverse_etl_syncs/available_operations"
tags: ["Reverse ETL Syncs"]
---

# List available Reverse ETL operations

`GET /reverse_etl_syncs/available_operations`

List the operations available in the destination connection for a given object type. These determine how records are written to the destination (e.g. the operation type and mode).

## Query parameters

- `connection_id` string, required
- `object_type_id` string, required

## Response `200`

- ReverseEtlAvailableOperationsDto
  - `data` ReverseEtlAvailableOperationDto[], required — The operations available in the destination for the given object type.
    - `type` 'association' | 'primary', required — The type of the operation.
    - `mode` 'insert' | 'mirror' | 'update' | 'upsert', required — The mode of the operation.
    - `primary_key_required` boolean, required — Whether a primary key is required for this operation.

---

[API](https://skmtc.net/weld/apis/weld-rest-api.md) · [All operations](https://skmtc.net/weld/apis/weld-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/weld/weld-rest-api/revisions/75294f591cc2/schema)