message: Change example to avoid compiler warning
  Added person.id to output so that the compiler won't complain that the id field in the structure is never used.
diff: @@ -44,7 +44,7 @@ fn main() {
  name: row.get(1),
  data: row.get(2),
  };
  - println!("Found person {}", person.name);
  + println!("Found person {}: {}", person.id, person.name);
  }
  }
  ```
  