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Editorial Team
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Asked: 2026-05-20T16:23:56+00:00

I used the following command to add a new column initialized with 100 to

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I used the following command to add a new column initialized with “100” to the result of SELECT 

select id, 100 as newcol from table

How to update newcol values? for example I want to set newcol = 200 where id = 1

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1 Answer

  1. Editorial Team

    You would have to use a CASE statement, like:

    SELECT id,
       (CASE WHEN id=1 THEN 200 ELSE 100 END) AS NewCol
...
FROM Table
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