Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_38 (area_km_2 VARCHAR, official_name VARCHAR)
### Question:
How large, in square kilometers, is Sackville?
### Answer:
SELECT area_km_2 FROM table_name_38 WHERE official_name = "sackville"