# Compare latest version with draft

GET http://localhost:5173/api/v1/private/datasets/{id}/versions/diff

Compare the latest committed dataset version with the current draft state. This endpoint provides insights into changes made since the last version was committed. The comparison calculates additions, modifications, deletions, and unchanged items between the latest version snapshot and current draft.

Reference: https://www.comet.com/docs/opik/reference/rest-api/datasets/compare-dataset-versions

## OpenAPI Specification

```yaml
openapi: 3.1.1
info:
  title: Compare latest version with draft
  version: endpoint_datasets.compareDatasetVersions
paths:
  /v1/private/datasets/{id}/versions/diff:
    get:
      operationId: compare-dataset-versions
      summary: Compare latest version with draft
      description: >-
        Compare the latest committed dataset version with the current draft
        state. This endpoint provides insights into changes made since the last
        version was committed. The comparison calculates additions,
        modifications, deletions, and unchanged items between the latest version
        snapshot and current draft.
      tags:
        - - subpackage_datasets
      parameters:
        - name: id
          in: path
          required: true
          schema:
            type: string
            format: uuid
      responses:
        '200':
          description: Diff computed successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatasetVersionDiff'
        '404':
          description: Version not found
          content: {}
components:
  schemas:
    DatasetVersionDiffStats:
      type: object
      properties:
        itemsAdded:
          type: integer
        itemsModified:
          type: integer
        itemsDeleted:
          type: integer
        itemsUnchanged:
          type: integer
    DatasetVersionDiff:
      type: object
      properties:
        from_version:
          type: string
        to_version:
          type: string
        statistics:
          $ref: '#/components/schemas/DatasetVersionDiffStats'

```

## SDK Code Examples

```python
import requests

url = "http://localhost:5173/api/v1/private/datasets/id/versions/diff"

response = requests.get(url)

print(response.json())
```

```javascript
const url = 'http://localhost:5173/api/v1/private/datasets/id/versions/diff';
const options = {method: 'GET'};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "http://localhost:5173/api/v1/private/datasets/id/versions/diff"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("http://localhost:5173/api/v1/private/datasets/id/versions/diff")

http = Net::HTTP.new(url.host, url.port)

request = Net::HTTP::Get.new(url)

response = http.request(request)
puts response.read_body
```

```java
HttpResponse<String> response = Unirest.get("http://localhost:5173/api/v1/private/datasets/id/versions/diff")
  .asString();
```

```php
<?php

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'http://localhost:5173/api/v1/private/datasets/id/versions/diff');

echo $response->getBody();
```

```csharp
var client = new RestClient("http://localhost:5173/api/v1/private/datasets/id/versions/diff");
var request = new RestRequest(Method.GET);
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let request = NSMutableURLRequest(url: NSURL(string: "http://localhost:5173/api/v1/private/datasets/id/versions/diff")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```