Aaron Bono wrote:
> On Wed, Mar 12, 2008 at 10:47 AM, Emi Lu <emilu@encs.concordia.ca> wrote:
>
>> Hello,
>>
>> May I know can "case when " used by update clause. If yes, how?
>>
>> I use one small Example, table: test
>> =============================
>> id
>> ==
>> 5
>> 6
>> 8
>>
>> try to update test.id
>>
>>
>> update test
>>
>> case
>> when id =5 then SET id = 6
>> end
>> ;
>>
>> <http://www.postgresql.org/mailpref/pgsql-sql>
>>
>
> Is this what you are looking for:
>
>
> update test
> set id = case when id = 5 then 6 else id end;
>
Exactly what I am looking for!
Thanks a lot!