# Get unique groups/values

The Get unique groups/value step allows you to get the values from a column or unique groups of values from a combination of several columns.

### Step parameters

* `Get unique groups/values in columns` **column(array)\***: Select one or several columns that will be combined to constitute unique groups of values

### Example

**Input**

<figure><img src="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-db6253a9cfdf367e7587a8e7812da5616f8a9e42%2Faddtotals_input.png?alt=media" alt=""><figcaption><p>Aggregate - get unique groups / values input</p></figcaption></figure>

**Configuration**

```json
{
    "columns": ["category", "product"]
}
```

**Output**

<figure><img src="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-b155ee91e2c672d07f3965c682e434ebad544c5d%2Fgetunique_output.png?alt=media" alt=""><figcaption><p>Aggregate - get unique groups / values output</p></figcaption></figure>