What is the amount of silver for rank 11 having less than 0 gold?
CREATE TABLE table_name_21 (silver INTEGER, rank VARCHAR, gold VARCHAR)
SELECT MIN(silver) FROM table_name_21 WHERE rank = "11" AND gold < 0
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_21 (silver INTEGER, rank VARCHAR, gold VARCHAR) Question: What is the amount of silver for rank 11 having less than 0 gold? [/INST] SELECT MIN(silver) FROM table_name_21 WHERE rank = "11" AND gold < 0 </s>