help1402

It's UWAweek 47

help1402

This forum is provided to promote discussion amongst students enrolled in CITS1402 Relational Database Management Systems.

Please consider offering answers and suggestions to help other students! And if you fix a problem by following a suggestion here, it would be great if other interested students could see a short "Great, fixed it!" followup message.

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UWA week 36 (2nd semester, mid-semester break) ↓

Lab 04 - Question 05 👍x1 (all 8)

3:16pm Fri 6th Sep, Tianyu L.

I think it's the problem with the question. Even if the result returned by except is nothing, that is, it is equivalent to performing a union operation on IRN and IWS, it will also return two results. This is very simple logic.

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