what is the highest gold when the rank is 12 for the nation vietnam?
CREATE TABLE table_name_18 (gold INTEGER, rank VARCHAR, nation VARCHAR)
SELECT MAX(gold) FROM table_name_18 WHERE rank = "12" AND nation = "vietnam"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_18 (gold INTEGER, rank VARCHAR, nation VARCHAR) Question: what is the highest gold when the rank is 12 for the nation vietnam? [/INST] SELECT MAX(gold) FROM table_name_18 WHERE rank = "12" AND nation = "vietnam" </s>