code: func (c *Client) ScrubAllIntervalActions() (count int, err error) {
  	conn := c.Pool.Get()
  	defer conn.Close()
  
  	cols := []string{models.IntervalActionKey}
  
  	for _, col := range cols {
  		err = unlinkCollection(conn, col)
  		if err != nil {
  			return -1, err
  		}
  	}
  
  	return 0, nil
  }
docs: // Scrub all scheduler interval actions from the database data (only used in test)