Gregor Borosa

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How Many Can Be the Greatest

By Steve Jones - SSC Editor

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Patching the Patch

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Question of the Day

How Many Can Be the Greatest

I am trying to analyze a number of columns in a large table to determine the highest value for each row. In SQL Server 2022, we have the GREATEST function, which will return the greatest value from those columns passed in. How many columns can I include in an expression like this: 

select GREATEST( col1, col2, col3, ...)

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