What date did Mike Rockenfeller have the fastest lap?
CREATE TABLE table_24732149_2 (date VARCHAR, fastest_lap VARCHAR)
SELECT date FROM table_24732149_2 WHERE fastest_lap = "Mike Rockenfeller"
### Context: CREATE TABLE table_24732149_2 (date VARCHAR, fastest_lap VARCHAR) ### Question: What date did Mike Rockenfeller have the fastest lap? ### Answer: SELECT date FROM table_24732149_2 WHERE fastest_lap = "Mike Rockenfeller"