Insert Into时，需要计算一个值，但是当值小于5时，就插入5怎么办？
一个语句是：

insert into a (feiyong) values(zijin * feilv);

但是当zijin*feilv小于5时，按5插入，怎么办？



[解决办法]

SQL code

insert into a (feiyong) select case when zijin * feilv <5 then 5 else zijin * feilv end
[解决办法]
SQL code
insert into a (feiyong) select case when zijin * feilv < 5 then 5 else zijin * feilv end
[解决办法]
SQL code
insert into a (feiyong) values(case when zijin * feilv<5 then 5 else zijin * feilv end)