C:\Program Files\MySQL\MySQL Server 5.1\bin1.1 定义无参数的存储过程//定义语句结束用//delimiter //create procedure proc_teacher_noparam()begin select * from teacher;end////定义语句结束用;delimiter ;1.2.调用无参数的存储过程call proc_teacher_noparam();2.1 定义输入参数的存储过程//定义语句结束用//delimiter //create procedure proc_teacher_inparam(in n int)begin select * from teacher where id=n;end////定义语句结束用;delimiter ;2.2.调用输入参数的存储过程//定义变量set @n=1;//调用存储过程call proc_teacher_inparam(@n);3.1 定义有输出参数的存储过程drop procedure if exists proc_teacher_outparam;delimiter //create procedure proc_teacher_outparam(out n int)begin select count(*) into n from teacher;end//delimiter ;//3.2 调用输出参数的存储过程set @n=1;call proc_teacher_outparam(@n);select @n;//4.定义有输入和输出参数的存储过程delimiter //drop procedure if exists proc_teacher_in_outparam;create procedure proc_teacher_in_outparam(in n int,out o int)begin select count(*) into o from teacher where id=n;end//delimiter ;//4.2 调用带有输入和输出参数的存储过程sex @n=1;call proc_teacher_inoutparam(1,@n);select @n;//5.1 创建输入输出参数是同一个变量的存储过程delimiter //drop procedure if exists proc_teacher_inoutparam;create procedure proc_teacher_inoutparam(inout n int)begin select count(*) into n from teacher where id=n;end//delimiter ;//5.2 调用输入输出参数是同一个变量的存储过程sex @n=1;call proc_teacher_inoutparam(@n);select @n;
转载于:https://www.cnblogs.com/holly8/p/5636923.html
