我们已经编写了博客数据库模型的代码，但那还只是 Python 代码而已，Django 还没有把它翻译成数据库语言，因此实际上这些数据库表还没有真正的在数据库中创建。迁移数据库为了让 Django 完成翻译，创建好这些数据库表，我们再一次请出我的工程管理助手 manage.py。激活虚拟环境，切换到 manage.py 文件所在的目录下，分别运行 python manage.py makemi....

文章 2017-05-26 来自：开发者社区

Django 博客开发教程 3 - 创建 Django 博客的数据库模型

设计博客的数据库表结构博客最主要的功能就是展示我们写的文章，它需要从某个地方获取博客文章数据才能把文章展示出来，通常来说这个地方就是数据库。我们把写好的文章永久地保存在数据库里，当用户访问我们的博客时，Django 就去数据库里把这些数据取出来展现给用户。博客的文章应该含有标题、正文、作者、发表时间等数据。一个更加现代化的博客文章还希望它有分类、标签、评论等。为了更好地存储这些数据，我们需要....

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