How many years were lightweight class on february 28, 2009?
CREATE TABLE table_name_87 (year VARCHAR, weight_class VARCHAR, date VARCHAR)
SELECT COUNT(year) FROM table_name_87 WHERE weight_class = "lightweight" AND date = "february 28, 2009"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_87 (year VARCHAR, weight_class VARCHAR, date VARCHAR) Question: How many years were lightweight class on february 28, 2009? [/INST] SELECT COUNT(year) FROM table_name_87 WHERE weight_class = "lightweight" AND date = "february 28, 2009" </s>