Re: needed: 1 + null = 1 (Correction)
Gert Jan, you have a point; sum() exactly does what is required.
Actually this is what I am investigating also, but it is a decision
with more implications.
Regards, Paul
Gert Jan, you have a point; sum() exactly does what is required.
Actually this is what I am investigating also, but it is a decision
with more implications.
Regards, Paul
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