What is the best way to convert an int or null to boolean value in an SQL query?

Question

What is the best way to convert an int or null to boolean value in an SQL query, such that:

• Any non-null value is TRUE in the results
• Any

Answer 1

SELECT 
    CASE
        WHEN thevalue IS NULL THEN 0
        ELSE 1
    END AS newVal
FROM .... (rest of select)

I think it goes something like this

Actually, the ISNULL, may need to be WHEN thevalue IS NULL THEN 0