title: Refer to NULL in List of Values (Oracle APEX)
body: <p>So I have a List of Values, and I want to have a display value of "Yes" when the return value is NULL. I tried leaving the return value blank, and even writing null, but when I go to my table and use the LOV, instead of getting my return value "Yes", I still get</p>
  
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  <p>Is there a proper way to refer to NULL in a list of values return value? Thanks. </p>