From what year is the engine with engine code M57D30?
CREATE TABLE table_name_21 (year VARCHAR, engine_code VARCHAR)
SELECT year FROM table_name_21 WHERE engine_code = "m57d30"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_21 (year VARCHAR, engine_code VARCHAR) Question: From what year is the engine with engine code M57D30? [/INST] SELECT year FROM table_name_21 WHERE engine_code = "m57d30" </s>