user: Question: What is the highest overall for a round larger than 8 for Pavol Demitra?
Columns: ['Round', 'Overall', 'Player', 'Nationality', 'Club team']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 1.0, 'Alexandre Daigle', 'Canada', 'Victoriaville Tigres (QMJHL)']
SQL:

assistant: SELECT MAX("Overall") FROM "Table" WHERE "Round" > 8.0 AND "Player" = 'Pavol Demitra';