You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
77 lines
2.5 KiB
77 lines
2.5 KiB
drop PROCEDURE if EXISTS details;
|
|
CREATE PROCEDURE details(in uNum varchar(8))
|
|
READS SQL DATA
|
|
BEGIN
|
|
select users.userNo 会员编号, users.name 姓名, users.level 会员等级, book.bookNo 图书编号,
|
|
book.bookName 图书名称, year(orders.orderTime) 购买年份, orderdetails.Onumber 数量, book.price
|
|
from users,orders,orderdetails,book
|
|
where users.userNo = uNum
|
|
and orders.userNo = uNum
|
|
and orderdetails.userNo = uNum
|
|
and orderdetails.bookNo = book.bookNo;
|
|
END;
|
|
|
|
call details("0000001");
|
|
|
|
drop PROCEDURE if EXISTS createOrder;
|
|
CREATE PROCEDURE createOrder(in uNum varchar(8))
|
|
READS SQL DATA
|
|
BEGIN
|
|
declare bookMoney float(5);
|
|
declare sNo varchar(8);
|
|
declare oNo varchar(8);
|
|
declare oST varchar(20);
|
|
declare P_OrderNo varchar(50);
|
|
declare dST varchar(10);
|
|
declare bn varchar(20);
|
|
declare nm int;declare i int;
|
|
DECLARE done INT DEFAULT 0;##创建结束标志变量
|
|
DECLARE cur cursor
|
|
for select bookNo,num,id
|
|
FROM shoppingcart WHERE userNo = uNum;##创建游标
|
|
DECLARE CONTINUE HANDLER FOR NOT found SET done = 1;##定义游标结束时的返回值
|
|
|
|
set @oST='未处理';
|
|
SET @dST='未配送';
|
|
-- 将会员号和时间拼接起来作为订单号
|
|
SELECT CONCAT(uNum,NOW()) into P_OrderNo;
|
|
-- 统计此次购买金额存到bookMoney
|
|
select sum(num * price) into bookMoney from shoppingcart where userNo = uNum;
|
|
-- 查询此次的购物车编号存到sNo
|
|
select distinct(scartNo) into sNo from shoppingcart where userNo = uNum;
|
|
-- Begin Tran
|
|
insert into orders (userNo, orderTime, sumMoney, scartNo,orderStatus,orderNo)
|
|
value(uNum, now(), bookMoney, sNo,@oST,P_OrderNo);
|
|
insert into distributionlist (orderNo, userNo, deliveryStatus)
|
|
value(P_OrderNo, uNum, '未完成配送');
|
|
select last_insert_id() into oNo;
|
|
-- Commit Tran
|
|
-- 购书明细信息写入订单明细表中
|
|
open cur; ##打开游标
|
|
read_loop:loop
|
|
fetch cur into bn,nm,i;
|
|
if done = 1 then
|
|
leave read_loop;##跳出循环
|
|
end if;
|
|
insert into orderdetails (orderNo, deliveryStatus, bookNo, userNo,Onumber)
|
|
value(P_OrderNo, '未配送', bn, uNum,nm);
|
|
end loop;
|
|
close cur;
|
|
DELETE FROM shoppingcart WHERE userNo = uNum;
|
|
SELECT * FROM orderdetails;
|
|
SELECT * from shoppingcart;
|
|
END;
|
|
|
|
call createOrder("0000001");
|
|
|
|
|
|
|
|
drop PROCEDURE if EXISTS pressSales;
|
|
CREATE PROCEDURE pressSales()
|
|
BEGIN
|
|
select press 出版社, sum(Onumber) 销售总数量 from orderdetails, book
|
|
where orderdetails.bookNo = book.bookNo group by orderdetails.bookNo order by sum(Onumber);
|
|
END;
|
|
|
|
call pressSales();
|