user: Question: At what event did he fight Matt Eckerle?
Columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Loss', '21-4(1)', 'Mark Hunt', 'KO (punch)', 'UFC 127', 2.0, '1:41', 'Sydney , Australia']
SQL:

assistant: SELECT "Event" FROM "Table" WHERE "Opponent" = 'Matt Eckerle';