下面SQL语句中不正确的一项是——
A: select name from reviewer,rating where reviewer.rid=rating.rid group by reviewer.rid
B: select name from reviewer,rating where reviewer.rid=rating.rid and count(stars)>=3
C: select name from reviewer,rating group by reviewer.rid having count(stars)>=3
D: select name from reviewer,rating group by reviewer.rid where count(stars)>=3
发布时间:2024-05-19 14:36:36