【简答题】在使用C3P0数据源时,能够正确得到DataSource实例对象的代码是()A. DataSource ds = new ComboPooledDataSource(); B. DataSource ds = new ComboPooledDataSource(String name); C. ComboPooledDataSource ds = new DataSource (String...
【简答题】在使用C3P0数据源时,能够正确得到DataSource实例对象的代码是()(多选)A. DataSource ds = new ComboPooledDataSource(); B. DataSource ds = new ComboPooledDataSource(String name); C. ComboPooledDataSource ds = new DataSource (St...