Table emp (eno, ename, dno)
Want to delete the dept department number in the dno after remove emp in personnel information, the department and create a trigger:
I don't know the problem there,,,
CodePudding user response:
The field is the dno, obviously typoCodePudding user response:
Prompt obvious don field no, should be the dnoCodePudding user response:
Can only laugh it off!