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#数据库
《Excel电竞大赛2024年决赛试题讲解》
从数据库的视角来看，Excel算是一款AP型数据库，只不过：
* 不能使用SQL查询语句，使用的是Excel里面的函数；
* 存储数据的格式是CSV。
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The SSE was the first modern stock exchange to open in China, with trading commencing in 1990. It has now grown to become the largest stock exchange in Asia and the third-largest in the world by market capitalization, which stood at RMB 50.6 trillion (US$7.8 trillion) as of September 2021. Stocks (both A-shares and B-shares), bonds, funds, and derivatives are traded on the exchange. The SEE has two trading boards, the Main Board and the Science and Technology Innovation Board, the latter more commonly known as the STAR Market. The Main Board mainly hosts large, well-established Chinese companies and lists both A-shares and B-shares.
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