关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 公告:维护QQ群:833371870,欢迎加入!公告:维护QQ群:833371870,欢迎加入!公告:维护QQ群:833371870,欢迎加入! 2021-04-14 已知关系Member(S 已知关系Member(S 答案: 查看 举一反三 已知关系Member(S#, Name, D#)和Team(...可以是Member的元组。_______ Fei Hu is a member of Ming Li's team. 已知关系模式Student (S 已知关系R和S,R∩S等价于__________。 It’s a good school, but it’s not a member of the( ) League. A: literature B: Ivy C: Chicory D: Icy