tricky question. a non persistent column cannot reference a column from another table but the example in the blog does not use a column from the current table but a...

Excellent qustion. I was not aware of this. Got to learn something new... of course by choosing wrong answer 😀

Excellent question. I was not aware of this and I gave a wrong answer 😀

Very good question indeed. Takes back to basics 🙂

Very good question indeed. NULL does not mean NULL. try running the following statement. This will always return 'NOT Matched' because NULL cannot be compared to NULL as it means...

Very useful information especially for the report writers.

Thanks,

Ameya