用SQL得到全组合
- 作者: XX94562671
- 来源: 51数据库
- 2022-08-17
create table users (name char(2),value char(1),id number);
insert into users values('甲','a',1);
insert into users values('乙','b',2);
insert into users values('丙','c',3);
insert into users values('丁','d',4);
commit;
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