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@user2054927 Last query will correctly return no rows if the subquery returns no rows - nothing dangerous about that!

Tony Andrews
– Tony Andrews

2016-06-04 09:36:48 +00:00
Commented Jun 4, 2016 at 9:36
I am confused. The last query assumes ProductNumber is in Orders table? If it is not it will give an error that column does not exists.

abd
– abd

2023-10-30 08:37:50 +00:00
Commented Oct 30, 2023 at 8:37

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