# Trigger routes: update, delete

URL: /code/api/trigger/records-update · Id: `page:code/api/trigger/records-update`

> The Trigger Verbs update, delete as api.sb routes, with inputs, result, refusals and an example.

Reference for [Trigger](/business/nouns/trigger), one group of [Trigger routes](/code/api/trigger).

### Trigger.update
Changes the given properties of a Trigger. [Verb page](/business/nouns/trigger/update?interface=api).

```text
PATCH /{namespace}/triggers/{id}
```

Path: `id`. Body, as JSON: the other inputs. Emits `Trigger.updated`.

**Inputs**

| Input | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | `string` | Yes | The id of the Trigger. |
| `event` | `string` | No | The Event selector it matches, such as `Order.placed`. |
| `schedule` | `string` | No | A cadence or cron expression. |
| `where` | `string` | No | The predicate an `event` Trigger matches, such as `choice = 'raise'`. |
| `threshold` | `json` | No | A Metric staying below or above a value, optionally for a while, such as four weeks. |
| `at` | `string` | No | When in its cadence a schedule runs, on the namespace’s clock, such as `mon 09:00`. |

**Returns**

| Output | Type | Required | Description |
| --- | --- | --- | --- |
| `trigger` | [Trigger](/business/nouns/trigger) | Yes | The Trigger. |

**Refuses when**

| Check | Error | Fix | Then call |
| --- | --- | --- | --- |
| The key is valid, but its scopes do not allow this operation. | [`forbidden`](/code/api/errors/forbidden) | Use a key whose scopes cover the operation, or ask an owner of the namespace to grant them. | None. |

**Example**

```bash
curl -X PATCH https://api.sb/leaseline.app/triggers/trigger_Hg9n0lrBdP \
  -H "Authorization: Bearer $STARTUP_BUILDER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"threshold":{}}'
```

```json
{
  "api": "https://api.sb/leaseline.app",
  "trigger": {
    "$id": "https://api.sb/leaseline.app/triggers/trigger_Hg9n0lrBdP",
    "$type": "Trigger",
    "event": "Example event",
    "schedule": "Example schedule",
    "threshold": {}
  },
  "action": {
    "$id": "https://api.sb/leaseline.app/actions/act_br07HsG8MG",
    "operation": "Trigger.update",
    "status": "done"
  },
  "links": {
    "self": "https://api.sb/leaseline.app/actions/act_br07HsG8MG"
  }
}
```

### Trigger.delete
Deletes a Trigger: a soft delete that keeps its history, undone by `Thing.restore`. [Verb page](/business/nouns/trigger/delete?interface=api).

```text
DELETE /{namespace}/triggers/{id}
```

Path: `id`. Emits `Trigger.deleted`.

**Inputs**

| Input | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | `string` | Yes | The id of the Trigger. |

**Returns**

| Output | Type | Required | Description |
| --- | --- | --- | --- |
| `trigger` | [Trigger](/business/nouns/trigger) | Yes | The Trigger. |

**Refuses when**

| Check | Error | Fix | Then call |
| --- | --- | --- | --- |
| The key is valid, but its scopes do not allow this operation. | [`forbidden`](/code/api/errors/forbidden) | Use a key whose scopes cover the operation, or ask an owner of the namespace to grant them. | None. |

**Example**

```bash
curl -X DELETE https://api.sb/leaseline.app/triggers/trigger_Hg9n0lrBdP \
  -H "Authorization: Bearer $STARTUP_BUILDER_API_KEY"
```

```json
{
  "api": "https://api.sb/leaseline.app",
  "trigger": {
    "$id": "https://api.sb/leaseline.app/triggers/trigger_Hg9n0lrBdP",
    "$type": "Trigger",
    "event": "Example event",
    "schedule": "Example schedule"
  },
  "action": {
    "$id": "https://api.sb/leaseline.app/actions/act_br07HsG8MG",
    "operation": "Trigger.delete",
    "status": "done"
  },
  "links": {
    "self": "https://api.sb/leaseline.app/actions/act_br07HsG8MG"
  }
}
```