CREATE TABLE table_name_94 (year_joined NUMBER, city VARCHAR2, mascot VARCHAR2)

What is the year that the Gary team with mascot of the Tornado joined?
SELECT MIN(year_joined) FROM table_name_94 WHERE city = "gary" AND mascot = "tornado"
SELECT MIN("year_joined") FROM "table_name_94" WHERE "city" = "gary" AND "mascot" = "tornado"