# queryset.order\_query
## OrderQuery Objects
```python
class OrderQuery()
```
Modifies the select query with given list of order_by clauses.
#### apply
```python
| apply(expr: sqlalchemy.sql.select) -> sqlalchemy.sql.select
```
Applies all order_by clauses if set.
**Arguments**:
- `expr` (`sqlalchemy.sql.selectable.Select`): query to modify
**Returns**:
`sqlalchemy.sql.selectable.Select`: modified query