• Carlo Romagnano (7/9/2013)


    select concat(null + 'Hello','testString') as a

    , null+'testString' as b

    It simply returns 'testString', NULL

    😀

    Looks ok to me as :

    null + 'Hello' --->NULL

    Pramod
    SQL Server DBA | MCSE SQL Server 2012/2014

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