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Using the 'Select From Database' operator with the 'Display null values' option, what is the correct notation for checking the null values?

Question asked by mrab on Dec 12, 2016
Latest reply on Dec 14, 2016 by mrab

If the database field is 'date_stop_extended', to acess the data I use

      Process[OpName].QueryResults[0].date_stop_extended

 

How can I check for a null value on that same field?

 

Here's my example:

 

 

Thanks for the help!!

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