[Isis-users] How to search for empty fields in ABCD

[Wenke Adam]

I need to check a database for cases where a certain field is empty.

In winisis I did it simply with a free search like "? a(v110)"

How can I do this within ABCD or using cisis tools?

Any help will be appreciated. Thanks

Wenke

-- 
Wenke Adam
Asesora Sistemas de Doc & Inf
Santiago
Chile
Cel: +56-9-890 21 630
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