Table: dtm_2009_race
Columns: round
circuit
date
pole_position
fastest_lap
winning_driver
winning_team

Question: Who won when Jamie Green had the best lap?
SQL: SELECT "winning_driver" FROM dtm_2009_race WHERE "fastest_lap" = 'Jamie Green'

Question: Who had the fasted lap in motorsport arena oschersleben?
SQL: SELECT "fastest_lap" FROM dtm_2009_race WHERE "circuit" = 'Motorsport Arena Oschersleben'

Question: When did Oliver Jarvis have pole position?
SQL: SELECT "date" FROM dtm_2009_race WHERE "pole_position" = 'Oliver Jarvis'