public class Test {
    public static void main(String args[]) {
        String driverName = "com.microsoft.sqlserver.jdbc.SQLServerDriver"; // 加载JDBC驱动
        String dbURL = "jdbc:sqlserver://localhost:1433;integratedSecurity=true;DatabaseName=wulei"; // 连接服务器和数据库sample
        Connection dbConn;
        try {
            Class.forName(driverName);
            dbConn = DriverManager.getConnection(dbURL);
            System.out.println("Connection Successful!"); // 假如连接成功
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}