user: Question: Where did the character of Aiden Burn CSI Detective first appear?
Columns: ['Character', 'Portrayed by', 'First appearance', 'Last appearance', 'Duration', 'Episodes']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Mac Taylor CSI Detective', 'Gary Sinise', '"Blink" 1, 2, 3', '"Today is Life"', '1.01–9.17', '197']
SQL:

assistant: SELECT "First appearance" FROM "Table" WHERE "Character" = 'Aiden Burn CSI Detective';