Sorry, iI frogot an "and" after "1.oid != t2.oid"
select t1.col1, t1.col2, t1.col3, t1.col4
from table1 as t1, table1 as t2
where
t1.oid != t2.oid AND
t1.col1 = t2.col1 and
t1.col2 = t2.col2 and
t1.col3 = t2.col3
order by t1.col4;
>
>
>
> Joost Kraaijeveld schrieb:
>
>>Thanks everyone for answering. Apparently my question was not clear enough.
>>
>>I want something like this:
>>
>>select col1, col2,col3, col4
>>from table1
>>where
>>col1 =col1 and
>>col2 = col2 and
>>col3 = col3
>>order by col4
>>
>>But if I run this query I get all the records in the table and not just the (double) ones with the same columns.
>>
>>TIA
>>
>>Joost
>>
>>
>>---------------------------(end of broadcast)---------------------------
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>>
>> http://archives.postgresql.org
>
>
>
