How to select first non Null value from multiple fields

• mario17

  SSCertifiable

  Points: 6079

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  April 16, 2013 at 9:54 am

  #273042

  Hi,

  what is the best way to select fist non Null value from mutliple fiels K1,.... K3, I heard about case, but still can't figure out how to use single case fro multiple columns?

  Appreciate your help.

  Mario

  select * from T01-- source table::::

  PK K1 K2 K3

  2 Bravo

  3 Charlie

  1Alpha

  48 Whiskey

  --wanted output:

  select PK, case (.....) from T01

  PK K

  1 Alpha

  2 Bravo

  3 Charlie

  48 Whiskey

• Sean Lange

  SSC Guru

  Points: 286601

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  April 16, 2013 at 10:10 am

  #1606898

  Look at coalesce. That is exactly what it is intended for.

  http://msdn.microsoft.com/en-us/library/ms190349.aspx

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