# Search Orders Sort Field

Specifies which timestamp to use to sort `SearchOrder` results.

## Enumeration

`SearchOrdersSortField`

## Fields

| Name | Description |
|  --- | --- |
| `CREATED_AT` | The time when the order was created, in RFC-3339 format. If you are also<br>filtering for a time range in this query, you must set the `CREATED_AT`<br>field in your `DateTimeFilter`. |
| `UPDATED_AT` | The time when the order last updated, in RFC-3339 format. If you are also<br>filtering for a time range in this query, you must set the `UPDATED_AT`<br>field in your `DateTimeFilter`. |
| `CLOSED_AT` | The time when the order was closed, in RFC-3339 format. If you use this<br>value, you must also set a `StateFilter` with closed states. If you are also<br>filtering for a time range in this query, you must set the `CLOSED_AT`<br>field in your `DateTimeFilter`. |