O, Yes...
The problem occure because of null from selecting into tbl2.
I have to delete record which eventid=null, and
the result become correct.
Pls be carefull with Null entri when using NOT IN.
Thanks for you all :-)
Regards,
-Yon-
--- Tom Lane <tgl@sss.pgh.pa.us> wrote:
>Yon Den Baguse Ngarso <yon@dugem.com> writes:
>> If i create tbl1 & tbl2, and then load it with the data.
>> The result is CORRECT. Like yours.
>> But, if the data loaded from another table, the result become WRONG/ null record.
>
>Do you have any nulls in what you are selecting into tbl2?
>The behavior of NOT IN with nulls is not very intuitive.
>
> regards, tom lane
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