?? 2.2.6.sql
字號:
USE school
create table Stu_Card(
card_id char(14),
stu_id char (10) references students(sid) on delete cascade,
remained_money decimal (10,2),
constraint PK_stu_card Primary key (card_id)
)
insert into Stu_Card values ( '05212567','800001216',100.25);
insert into Stu_Card values ( '05212222','800005753',200.50);
select * from Stu_card;
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