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您可能已经设计了数据库，以及表
或许大家都设计过数据库,也为表定义过主键,今天我想阐述的是,应该如何正确的设计一个主键,在以往的一些资料中,都没有提及到主键设计的原则.我为此总结了一下:
-you might have designed the database, as well as table-defined primary key, and today I would like to explain is that How should correct the design of a primary key, in the past some of the information. no mention of the primary key design principle. I summarize this for a moment :
- 2023-04-05 12:15:04下载
- 积分：1
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java找工作时的重要文档资料，里面有公司招聘时爱问的问题和具体的答案。...
java找工作时的重要文档资料，里面有公司招聘时爱问的问题和具体的答案。-java to find a job when an important documentation, which the company has recruitment love ask specific questions and answers.
- 2022-02-21 07:30:03下载
- 积分：1
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login page to enter restrict page
login page to enter restrict page
- 2022-06-15 21:37:45下载
- 积分：1
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verilog编写的RTC（实时时钟）包含APB总线接口、时钟计时部分等...
verilog编写的RTC（实时时钟）包含APB总线接口、时钟计时部分等-verilog prepared by the RTC (real time clock) contains APB bus interface, clock time some other
- 2022-05-18 10:16:02下载
- 积分：1
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是一本介绍TUXDO的书籍，是一本很好入门级的书籍。
是一本介绍TUXDO的书籍，是一本很好入门级的书籍。-Is an introduction TUXDO books, is a good entry-level books.
- 2022-12-09 11:00:02下载
- 积分：1
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This code for tcp communications procedures, mainly from one client to send data...
此代码为tcp通信程序，主要是从客户端发送一数据，然后在在服务器段接收。-This code for tcp communications procedures, mainly from one client to send data, and then the server receives paragraph.
- 2023-09-07 06:20:03下载
- 积分：1
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形成椭圆参数，然后通过离散量求取验证椭圆参数。
形成椭圆参数，然后通过离散量求取验证椭圆参数。-The formation of elliptical parameters, and then seek to verify through discrete elliptic parameters.
- 2022-05-14 13:30:49下载
- 积分：1
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可以在每天的基础上恶意的恶意网站公布在网站更新…
可以获得每天更新的恶意网站公布的恶意站点 并下载恶意代码文本 和exe文件-Can be updated on a daily basis malicious malicious site published on the website and download the malicious code text and exe files
- 2022-03-16 19:49:29下载
- 积分：1
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这是一个阳历 农历转换的开发包。是从罗云彬的网站上下载来的。...
这是一个阳历 农历转换的开发包。是从罗云彬的网站上下载来的。-This is a conversion of the Chinese solar calendar development kits. Luo Bin from the website to download.
- 2022-03-19 21:04:24下载
- 积分：1
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图书馆管理系统源代码+ conains PHP SQL数据库
library managemnet system conains php source code plus sql database
- 2022-03-11 00:54:24下载
- 积分：1
