drop table t2;
create table t2 (tgl date, qty number);
insert into t2 values (to_date('01-01-2005','DD-MM-YYYY'),1 );
insert into t2 values (to_date('02-01-2005','DD-MM-YYYY'),NULL );
insert into t2 values (to_date('03-01-2005','DD-MM-YYYY'),NULL );
insert into t2 values (to_date('04-01-2005','DD-MM-YYYY'),4 );
insert into t2 values (to_date('05-01-2005','DD-MM-YYYY'),NULL );
insert into t2 values (to_date('06-01-2005','DD-MM-YYYY'),7 );
insert into t2 values (to_date('07-01-2005','DD-MM-YYYY'),9 );
insert into t2 values (to_date('08-01-2005','DD-MM-YYYY'),NULL );
insert into t2 values (to_date('09-01-2005','DD-MM-YYYY'),NULL );
select tgl, qty, max(nvl(qty,0)) over (order by tgl) from t2;
[EMAIL PROTECTED]> select tgl, qty, max(nvl(qty,0)) over (order by tgl) from t2;
TGL QTY MAX(NVL(QTY,0))OVER(ORDERBYTGL)
--------- ---------- -------------------------------
01-JAN-05 1 1
02-JAN-05 1
03-JAN-05 1
04-JAN-05 4 4
05-JAN-05 4
06-JAN-05 7 7
07-JAN-05 9 9
08-JAN-05 9
09-JAN-05 9
9 rows selected.
Cheers,
----- Original Message -----
From: "Doni Hidayat" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Monday, August 01, 2005 13:43 PM
Subject: [indo-oracle] Help query
Tolongin dong,
Saya punya data sebagai berikut,
Table A:
tanggal quantity
-------------------
1-1-05 1
2-1-05
3-1-05
4-1-05 4
5-1-05
6-1-05 7
7-1-05 9
8-1-05
9-1-05
Saya ingin kan data sebelumnya jika terisi null
tanggal quantity quantity_A
--------------------------------
1-1-05 1 1
2-1-05 1
3-1-05 1
4-1-05 4 4
5-1-05 4
6-1-05 7 7
7-1-05 9 9
8-1-05 9
9-1-05 9
Ada yang bisa bantu querynya
Thanks
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