In a closed-door hearing, and in legal papers that haven't been made public, Oracle is mounting a broad attack on the EU's proposition that Sun's MySQL is an important competitive force in the database industry that market-leader Oracle shouldn't be allowed to own. Oracle contends that the EU's executive arm, the European Commission, misrepresented the opinions of database users and gave a "distorted view" of the market by "selectively" quoting from surveys as it put together its case.