I run your script,
SELECT *
FROM (
SELECT id_no, tgl, ket, row_number() OVER
(PARTITION BY id_no ORDER BY tgl DESC ) as rn
FROM (SELECT * FROM my_test_tab)
)
WHERE rn<=2;
ID_NO TGL KET RN
----- --------- ------------------------------ ---------
1 01-AUG-05 Bulan Ketiga 1
1 01-JUL-05 Bulan Kedua si 1 2
2 01-SEP-05 Bulan Selanjutnya 1
2 01-JUL-05 Bulan Kedua 2
It works!!
Thanks a lot to Ferry.
Dean
--- In [email protected], "Ferry" <[EMAIL PROTECTED]> wrote:
> SELECT *
> FROM ( SELECT id, tgl, ket, row_number() OVER
> (PARTITION BY id ORDER BY tgl DESC ) as rn
> FROM (SELECT * FROM t1))
> WHERE rn<=2;
>
> ferry sends.
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