mysql数据表设计
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Mysql中设计数据表的过程解析
目录1.引言2.NOT NULL——制定某列不可以存储NULL值2.UNIQUE——保证某一列的每一行必须有唯一的数值3. DEFAULT——规定没有给列赋值时的默认值4.PRIMARY KEY ——NOT NULL[详细]
2025-07-29 09:00 分类：数据库Where can I find project repositories with continuous testing?
I am interested in studying some test logs from different projects, in order to build and test an application for school. I need to analyze the parts of the code which are tested, the bugs which appea[详细]
2022-12-29 04:31 分类：问答
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