巩固
发表于 2025-3-28 17:55:38
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floaters
发表于 2025-3-28 19:40:44
Overview of TCLs in Smart Grids,We are doing pretty well at designing a database. So far, you have learned how use cases and a data model can help you understand many of the complexities of the problem you are trying to represent. In the previous chapter, you saw how to represent the main parts of the data model in a relational database. To recap:
grotto
发表于 2025-3-29 02:44:57
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蜡烛
发表于 2025-3-29 05:02:44
Normalization,We are doing pretty well at designing a database. So far, you have learned how use cases and a data model can help you understand many of the complexities of the problem you are trying to represent. In the previous chapter, you saw how to represent the main parts of the data model in a relational database. To recap:
爱国者
发表于 2025-3-29 09:29:27
Learning from the Data Model,first attempt at determining the data that are necessary to support those tasks and formed an initial data model, which we depicted with a class diagram. In this chapter, we look more closely at the data model to see how it can further our understanding of a database system.
APRON
发表于 2025-3-29 12:07:35
User Interface,. We specified these requirements in terms of use cases, and most fell into one of two categories: tasks a user would need to carry out to enter data efficiently and tasks for retrieving information in the form of different reports.
defenses
发表于 2025-3-29 16:38:51
Clare ChurcherBeginning Database Design, Second Edition helps you ask and answer important questions about your data so that you can avoid pitfalls and get database design right the first time.
不足的东西
发表于 2025-3-29 21:07:11
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olfction
发表于 2025-3-30 01:30:50
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TOXIC
发表于 2025-3-30 07:57:06
M. N. Çağatay,N. Görür,B. Alpar. We specified these requirements in terms of use cases, and most fell into one of two categories: tasks a user would need to carry out to enter data efficiently and tasks for retrieving information in the form of different reports.