Oliver Jarvis มีตำแหน่งโพลโพซิชั่นเมื่อใด?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
When did Oliver Jarvis have pole position?It is not neccessary to use all the tables.
 table_24275:  "Round" [ real]  "Circuit" [ text]  "Date" [ text] 
SELECT "Date" FROM table_24275 WHERE "Pole position" = 'Oliver Jarvis'