# 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="/files/NRTixcYgxOj4S7dpM7QJ" alt=""><figcaption><p>Aggregate - get unique groups / values input</p></figcaption></figure>

**Configuration**

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

**Output**

<figure><img src="/files/fjZpjnA4urSoF2O80eLs" alt=""><figcaption><p>Aggregate - get unique groups / values output</p></figcaption></figure>


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