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Titlebook: Pro SQL Server Relational Database Design and Implementation; Louis Davidson,Jessica Moss Book 20165th edition Louis Davidson 2016 SQL Ser

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21#
發(fā)表于 2025-3-25 06:15:03 | 只看該作者
Introduction to Requirements,ery day, computer projects are created with only a shimmer of an idea of what the end goal is. Sometimes this is really interesting, and leads you to something interesting. . .sometimes, but almost never when the goal of that project is to deliver value to a customer who knows what they want. Hence,
22#
發(fā)表于 2025-3-25 10:06:08 | 只看該作者
The Language of Data Modeling,rements that you use to communicate with the customer, and is refined over and over until you get it right. However, a common misconception is that a data model is only a picture of a database. That is partly true, but a model is truly so much more. A great data model includes nongraphical represent
23#
發(fā)表于 2025-3-25 12:35:33 | 只看該作者
Conceptual and Logical Data Model Production,ata model. It won’t likely be identical to the final model that gets implemented by any means, but the goal of this model will be to serve as the basis for the eventual model that will get implemented. Personally, I both love and loathe this particular step in the process because this is where thing
24#
發(fā)表于 2025-3-25 18:52:54 | 只看該作者
25#
發(fā)表于 2025-3-25 21:21:42 | 只看該作者
Physical Model Implementation Case Study,l, you begin to get attached to the design, largely because you have created something that has not existed before. Once the normalization task is complete, you have pretty much everything ready for implementation, but tasks still need to be performed in the process for completing the transformation
26#
發(fā)表于 2025-3-26 01:48:10 | 只看該作者
27#
發(fā)表于 2025-3-26 04:39:23 | 只看該作者
Patterns and Anti-Patterns,odicum of common sense is required for its application. If everyone down through history took the saying literally, your car would have wheels made out of the trunk of a tree (which the MythBusters proved you could do in their “Good Wood” episode), since that clearly could have been one of the first
28#
發(fā)表于 2025-3-26 12:26:35 | 只看該作者
29#
發(fā)表于 2025-3-26 15:22:18 | 只看該作者
30#
發(fā)表于 2025-3-26 18:17:35 | 只看該作者
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