Function
| Arg | Description | Type | 
|---|---|---|
| data | Data to write in the tempfile. | list of string | 
| extension | An extension to place in the tempfile. | string | 
| permissions | Required permissions (e.g. ‘x’). | string | 
| remove_last | If set we delay removal as much as possible. | bool | 
Create a temporary file and write some data into it.
The file will be automatically removed when the query completes.