What is the minimum number of the bmw championship tournament.
CREATE TABLE table_19630743_2 (
    no INTEGER,
    tournament VARCHAR
)
SELECT MIN(no) FROM table_19630743_2 WHERE tournament = "BMW Championship"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the minimum number of the bmw championship tournament. ### Input: CREATE TABLE table_19630743_2 (
    no INTEGER,
    tournament VARCHAR
) ### Response: SELECT MIN(no) FROM table_19630743_2 WHERE tournament = "BMW Championship"