哪错了?select score1.学号,score1.课程号,course.成绩 from score1,course where score1.课程号=course
人气：276 ℃ 时间：2020-06-28 07:32:37
解答
select score1.学号,score1.课程号,course.成绩 from score1,course where (score1.学号=course.学号) and score1.课程号=course
推荐
- ms sql :select * from (select *from b) as xxx where 和 select * from (select *from b) xxx where区
- delete from A where a_id in (select id from B where b_id in (select id from C where c_id = ?))
- please,read,roses,book,I,that,can,about怎样连词成句
- 一个长方体通风管,每根8米,横截面是边长为50厘米的正方形.做一根这样的通风管需要多少平方米的铁皮?
- 如图,已知菱形ABCD的周长为16厘米,∠ABC等于120°,求对角线BD和AC的长
- 在温柔舒适的花园中,兰草恪守本分,娴静恬淡,默默奉献,丰富人间香与美,从不张扬；在荒中僻谷,兰草仍然生机勃勃,奋发向上,散发出缕缕清香,不为沦落深山而自弃；在沧海横流,洪水滔天的绝境中,兰草（
- 若点P(3M+5,2M-1）在第四象限,则M的取值范围是?
- 下列正确的IP地址是那个?
猜你喜欢
