文件名称:Databasedesignskills60
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如果把企业的数据比做生命所必需的血液,那么数据库的设计就是应用中最重要的一部分。有关数据
库设计的材料汗牛充栋,大学学位课程里也有专门的讲述。不过,就如我们反复强调的那样,再好的
老师也比不过经验的教诲。所以我们最近找了些对数据库设计颇有造诣的专业人士给大家传授一些设
计数据库的技巧和经验。我们的编辑从收到的130 个反馈中精选了其中的60 个最佳技巧,并把这些
技巧编写成了本文,为了方便索引其内容划分为5 个部分:
第 1 部分— 设计数据库之前
这一部分罗列了12 个基本技巧,包括命名规范和明确业务需求等。
第 2 部分— 设计数据库表
总共 24 个指南性技巧,涵盖表内字段设计以及应该避免的常见问题等。
第 3 部分— 选择键
怎么选择键呢?这里有10 个技巧专门涉及系统生成的主键的正确用法,还有何时以及如何索引字段
以获得最佳性能等。
第 4 部分— 保证数据完整性
讨论如何保持数据库的清晰和健壮,如何把有害数据降低到最小程度。
第 5 部分— 各种小技巧
不包括在以上 4 个部分中的其他技巧,五花八门,有了它们希望你的数据库开发工作会更轻松一些。-If the business life of the data necessary to compare the blood, then the application of database design is the most important part. Relevant data
Voluminous materials library design, a university degree course and also on special. However, as we have repeatedly emphasized, even the best
Experience than a teacher s teaching, however. Therefore, we have recently found some of the database design is quite accomplished professionals to teach you some set up
Database of skills and experience. Our editors from feedback received 130 of them selected the 60 best skills, and these
Skills in the preparation of this article has become, in order to facilitate the indexing of its content is divided into five parts:
Part 1- Design the database before
This part of a list of 12 basic skills, including naming convention and a clear business needs.
Part 2- Design database tables
Guide to a total of 24 skills, covering the design of the table field and should be avoided, such as freque
库设计的材料汗牛充栋,大学学位课程里也有专门的讲述。不过,就如我们反复强调的那样,再好的
老师也比不过经验的教诲。所以我们最近找了些对数据库设计颇有造诣的专业人士给大家传授一些设
计数据库的技巧和经验。我们的编辑从收到的130 个反馈中精选了其中的60 个最佳技巧,并把这些
技巧编写成了本文,为了方便索引其内容划分为5 个部分:
第 1 部分— 设计数据库之前
这一部分罗列了12 个基本技巧,包括命名规范和明确业务需求等。
第 2 部分— 设计数据库表
总共 24 个指南性技巧,涵盖表内字段设计以及应该避免的常见问题等。
第 3 部分— 选择键
怎么选择键呢?这里有10 个技巧专门涉及系统生成的主键的正确用法,还有何时以及如何索引字段
以获得最佳性能等。
第 4 部分— 保证数据完整性
讨论如何保持数据库的清晰和健壮,如何把有害数据降低到最小程度。
第 5 部分— 各种小技巧
不包括在以上 4 个部分中的其他技巧,五花八门,有了它们希望你的数据库开发工作会更轻松一些。-If the business life of the data necessary to compare the blood, then the application of database design is the most important part. Relevant data
Voluminous materials library design, a university degree course and also on special. However, as we have repeatedly emphasized, even the best
Experience than a teacher s teaching, however. Therefore, we have recently found some of the database design is quite accomplished professionals to teach you some set up
Database of skills and experience. Our editors from feedback received 130 of them selected the 60 best skills, and these
Skills in the preparation of this article has become, in order to facilitate the indexing of its content is divided into five parts:
Part 1- Design the database before
This part of a list of 12 basic skills, including naming convention and a clear business needs.
Part 2- Design database tables
Guide to a total of 24 skills, covering the design of the table field and should be avoided, such as freque
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