不要皱眉

JDBC编程基本步骤 1.加载驱动程序：class.forName(driverClass) ; 加载Mysql驱动：class.forName(“com.mysql.jdbc.Driver”); 加载Oracle驱动：class.forName(“oracle.jdbc.driver.OracleDriver”); 2.获取数据库连接 Connection conn = D

存储过程：create procedure queryempinform (eno in emp.empno%type , pename out emp.ename%type, psal out emp.sal%type,