It is stated in the warning message that both of the student id and email should be unique. However, I am able to add students with same email address with just the first letter being different. However, conventionally, email addresses are not case sensitive.
It is stated in the warning message that both of the student id and email should be unique. However, I am able to add students with same email address with just the first letter being different. However, conventionally, email addresses are not case sensitive.![image.png](https://raw.githubusercontent.com/Ella-e/pe/main/files/cd6fd933-f1ce-424f-82a6-b53ffb767111.png)