What is wrong with this SQL query? Correct it so it executes properly.

Question

SELECT Id, YEAR(BillingDate) AS BillingYear
FROM Invoices
WHERE BillingYear >= 2010;

Answer 1

SELECT Id, YEAR(BillingDate) AS BillingYear
FROM Invoices
WHERE YEAR( BillingDate) >= 2010;

Answer 2

whawt??