I am following a tutorial step by step exactly.
Why is it telling me in the table there is no column with the name chemistry marks when there is?Preformatted text
I am following a tutorial step by step exactly.
Why is it telling me in the table there is no column with the name chemistry marks when there is?Preformatted text
Please do not post text in images:
Why should I not upload images of code/data/errors when asking a question?
Put your code, commands, output, error messages as text between lines with triple backticks:
```
Your text will be here.
```
Now what I noticed in your images:
classroom
so we cannot say why is the column missing.format()
, f-strings etc. to insert values into SQL commands. These methods create SQL-injection vulnerabilities. If the tutorial does not say that this approach wrong then it is a bad tutorial.