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On Fri, Apr 8, 2022 at 11:05 AM Rob Berendt <rob@xxxxxxxxx> wrote:

COALESCE is also more flexible in that it can accept more than two arguments.
I wondered about that. Thought it to be true. However it's not that clear at:

You don't find the arrow looping back to the comma followed by
expression 2 clear?

Would it be fair to say you don't really "get" syntax diagrams?
Perhaps this would help:


John Y.

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