1、JDBC编程六大步： 1）注册driver 1.class.forName(driver) 2.new oracle.jdbc.driver.OracleDriver(); 3.java -Djdbc.drivers=oracle.jdbc.driver.OracleDriver jdbc.drivers=System.gerProperties(); 2）获得Connection 1.conn = DriverManager.getConnection(url.userName,passwd); 2.driver.conn(url,properties); 3）获得Statement 简