Database newbie small white
How do you write for 345

CodePudding user response:

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

CodePudding user response:

This is all the basic operations in the data process and conditions under the query statements, suggest to look at the basic knowledge of database first!

CodePudding user response:

https://blog.csdn.net/qq_41834798/article/details/106562258
The blog link of cloud, the bottom has a code cell phone can't get links, so I sent this, I think our database may be the same