How many ranks have a ationality of canada, and a Time of dns?
CREATE TABLE table_name_12 (rank VARCHAR, nationality VARCHAR, time VARCHAR)
SELECT COUNT(rank) FROM table_name_12 WHERE nationality = "canada" AND time = "dns"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_12 (rank VARCHAR, nationality VARCHAR, time VARCHAR) Question: How many ranks have a ationality of canada, and a Time of dns? [/INST] SELECT COUNT(rank) FROM table_name_12 WHERE nationality = "canada" AND time = "dns" </s>