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Posted by Jeff Kish on 12/04/07 12:31
On Tue, 4 Dec 2007 09:25:48 +0000 (UTC), Erland Sommarskog
<esquel@sommarskog.se> wrote:
>Jeff Kish (kishjjrjj@charter.net) writes:
>> Can anyone tell me how to do this in sql server?
>> I am currently doing this query in oracle:
>>
>> select table1.col1,table1.col2,table2.col3,table4.col4
>> where table1.col1 = table2.col3 and
>> table2.col3 = table4.col5 and
>> (table1.col1,table1.col2) not in
>> select table2.col4,table2.col5 from table2
>>
>>
>> it is the where two column values from any row are not found in any
>> row in table2 part that I can't figure out.
>
>Row constructors is part of the ANSI Stanard, but not implemented in
>SQL Server. So it's only to chalk one up for Oracle there.
>
>Fortunately, in this situation you could just as well use NOT EXISTS:
>
> select ...
> from table1 t1
> where not exists (select *
> from table2 t2
> where t1.col1 = t2.col1
> and t1.col2 = t2.col2)
thanks much. I'll test things out.
Jeff
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