user: Question: Score of 6–4, and a Opponent of @ Marlins had what record?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['May 1', '@ Phillies', '3–2', 'Thatcher (0–3)', 33001.0, '11–18']
SQL:

assistant: SELECT "Record" FROM "Table" WHERE "Score" = '6–4' AND "Opponent" = '@ Marlins';