第20节-条件表达式

2026 12:56
Synopsis
SQL 条件表达式(CASE)可以基于不同条件产生不同的结果,实现类似于编程语言中的IF-THEN-ELSE 逻辑处理功能。
Download Options
Choose a download method below. All links open in new tabs.
Service Features Action
Ssvid
MP4 & MP3 • HD Quality • Browser Extension Available
Download
SaveFrom
MP4 & MP3 • HD Quality • Browser Extension Available
Download
Security Notice: These are third-party services. We recommend using antivirus software and being cautious of pop-up ads.