任务四、使用事务操作表中数据
1.开启事务
start transaction;
2.订单表指定字段插入数据
id |
seller_id |
buyer_id |
address_id |
O_20201102_00002 |
S_20201030_00001 |
B_20200911_00001 |
A_20201103_00007 |
insert into order_zhanghaili(id,seller_id,buyer_id,address_id)
-> values ("O_20201102_00002","S_20201030_00001","B_20200911_00001","A_20201103_00007");
3.订单详情表指定字段插入数据
order_id |
product_id |
purchase_quantity |
discount_unit_price |
O_20201102_00002 |
P_20190203_00001 |
1 |
230 |
O_20201102_00002 |
P_20190203_00002 |
2 |
190 |