Igor Tandetnik wrote:
>
> Barry1337 <jmichiels...@gmail.com> wrote:
>> So I need, for every record in STAYSPEC, to find another record in
>> STAYSPEC
>> that has the same STAYNUM field and an ORDER_SPEC field that is 1 more. I
>> want to replace the d
I have the following query:
Code:
UPDATE STAYSPEC SET date_out =
CASE WHEN EXISTS
(SELECT *
FROM STAYSPEC AS STAYSPEC2
WHERE (STAYSPEC2.STAYNUM = STAYSPEC.STAYNUM) AND
(STAYSPEC2.ORDER_SPEC = STAYSPEC.ORDER_SPEC+1))
THEN
(SELECT date_in FROM STAYSPEC AS
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