摘要: 1.添加主键、索引等 create table test1(c1 int not null, c2 varchar(20) not null); alter table TEST.TEST1 add constraint "pk_ff_1" primary key("C1", "C2");alter 阅读全文
posted @ 2021-02-23 09:33 疾风泣影 阅读(62) 评论(0) 推荐(0)