# ProductSortKey

The set of valid sort keys for product listings. This enum defines the available sorting options when retrieving product collections or search results.

## Enum Definition

```graphql
enum ProductSortKey {
  TITLE
  PRICE
  CREATED
  UPDATED
  RATING
  MODEL_NUMBER
  BEST_SELLING
  LAST_SOLD
}
```

## Values

| Value | Description |
|-------|-------------|
| TITLE | Sort products alphabetically by title |
| PRICE | Sort products by price |
| CREATED | Sort products by creation date |
| UPDATED | Sort products by last updated date |
| RATING | Sort products by customer rating |
| MODEL_NUMBER | Sort products by model number |
| BEST_SELLING | Sort products by sales volume |
| LAST_SOLD | Sort products by most recent sale date |

## Example

```graphql
query {
  products(sortKey: BEST_SELLING, limit: 10) {
    id
    title
    price
    rating
  }
}
```

## Related Types

No related types specified.