SQL commands to learn basic text or video,

CodePudding user response:

https://www.w3school.com.cn/sql/index.asp

CodePudding user response:

reference 1/f, gypsy song response:

https://www.w3school.com.cn/sql/index.asp

The site has a very good learning resources, can be serious to learn, had better learn a database product, such as SQL server, mysql, oracle, etc., SQL server, mysql learning easier, oracle is a bit difficult,