create table studentfg
(
id int,
name varchar(20),
age int
);
insert into studentfg
values
(1,'张三',18),
(2,'李四',19),
(2,'王五',18),
(4,'赵六',20);
delete from studentfg
where id = 2;
delete from studentfg
where age = 20 and name = '赵六';
create table studentfg
(
id int,
name varchar(20),
age int
);
insert into studentfg
values
(1,'张三',18),
(2,'李四',19),
(2,'王五',18),
(4,'赵六',20);
delete from studentfg
where id = 2;
delete from studentfg
where age = 20 and name = '赵六';