在数据库中，下列说法不正确的是（）。_精华吧

在数据库中，下列说法不正确的是（）。

精华吧→答案→慕课→未分类

在数据库中，下列说法不正确的是（）。

A.数据库避免了一切数据的重复

B.其数据模型的完整性约束，可确保更新时的数据一致性

C.数据库中的数据可以共享

D.数据库减少了数据冗余

正确答案：数据库避免了一切数据的重复

Tag：数据库原理与应用数据数据库时间：2022-01-04 13:37:48

相关答案

热门答案

1.Underlining the key information, annotating or taking notes are some essential techniques for reading academic articles.
2.The findings in the Results part should be used to answer the research questions proposed in the introduction part.
3.The inner logic of the presentation body is to tell a research story.
4.The author without a tiny asterisk beside his name is usually the corresponding author.
5.In most cases, the presenter is the first author of the paper and the purpose of the presentation is to inform or share research findings.
6.To end a paper presentation, we should get audience attention and welcome them.
7.（） should be included in your paper when you refer to, summarize, paraphrase, or quote from another source.
8.The （） section provides the detailed publication information of all the sources used throughout the paper.
9.In （） section, you will find the author’s　interpretation on the data.
10.（） help(s) you determine exactly how the experiment is designed and conducted.