user: Question: What's the record of the UCS 2 - Battle at the Barn when the round was N/A?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Loss', '8-2', 'David Heath', 'Submission (rear naked choke)', 'UFC 62', '1']
SQL:

assistant: SELECT "Record" FROM "Table" WHERE "Round" = 'N/A' AND "Event" = 'UCS 2 - Battle at the Barn';