3 questions
Hi, everyone. I'm inquiring about the MySQL query statement.Not a web developer, but a bit weak in query statements.In the program you are developing now, you need to find out how many columns you hav...
I wrote the title like that, but I didn't know how to express it, so I wrote it over and over.There are two csv files.For example, the subject code with code and test subjects (Korean, English, math) ...
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