07. 练习：关于子查询的更多内容

练习：逐步了解上个视频

使用下面的任务列表来逐步了解上个示例的步骤。

Task Description:

Tasks to complete:

Task List:

Task Feedback:

很棒！你可以在下一页面看到查询的答案，接下来还有一些练习，帮助你完全掌握子查询！

Workspace

This section contains either a workspace (it can be a Jupyter Notebook workspace or an online code editor work space, etc.) and it cannot be automatically downloaded to be generated here. Please access the classroom with your account and manually download the workspace to your local machine. Note that for some courses, Udacity upload the workspace files onto https://github.com/udacity , so you may be able to download them there.

Workspace Information:

  • Default file path:
  • Workspace type: sql-evaluator
  • Opened files (when workspace is loaded): n/a

第一个订单是在哪年/月下的？

SOLUTION: 2013 年 12 月

QUIZ QUESTION: :

将每个值与相应的说明相匹配。

ANSWER CHOICES:



说明

值

377331

112

209

268

SOLUTION:

说明

值

377331

112

209

268

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