### Query
Use this query to list all hosts, filtered by name pattern and/or device type.

```graphql
query AllHosts($name_pattern: String, $tag_deviceType: [String]) {
  allHosts(name_pattern: $name_pattern, tag_deviceType: $tag_deviceType) {
    hostid
    host
    name
    deviceType
    hostgroups {
      groupid
      name
    }
  }
}
```

### Variables
```json
{
  "name_pattern": "BT_%",
  "tag_deviceType": ["bt_device_tracker_generic"]
}
```