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关系数据库中,实现实体之间的联系是通过表与表之间的
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关系数据库中,实现实体之间的联系是通过表与表之间的
A、公共索引
B、公共存储
C、公共元组
D、公共属性
时间:2021-07-17 23:57
关键词:
电子商务
高起专
数据库原理与应用
2020级第一学期期末考试
答案解析
D
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