Di Oracle Anda perlu mendefinisikan beberapa nilai secara eksplisit untuk mendapatkan data yang dipesan; tanpa itu, Anda bisa mendapatkan hasil yang berbeda setiap kali menjalankan kueri.
Dengan data Anda, ini:
WITH table1 AS
(SELECT 1 rn, '1' col1 FROM DUAL UNION
SELECT 2 rn, '2' col1 FROM DUAL UNION
SELECT 3 rn, 'NO_PATTERN' col1 FROM DUAL UNION
SELECT 4 rn, 'RANDOM_STUFF' col1 FROM DUAL),
table2 AS
(SELECT 1 rn, 'aaa' col2 FROM DUAL UNION
SELECT 2 rn, '4' col2 FROM DUAL UNION
SELECT 3 rn, 'qwewqeq' col2 FROM DUAL UNION
SELECT 4 rn, 'UUUUUU' col2 FROM DUAL)
SELECT col1, col2, t1.rn
from (select row_number() over (order by rn) as rn, col1 from table1 ) t1
inner join
(select row_number() over (order by rn) as rn, col2 from table2 ) t2
on (t1.rn = t2.rn)
memberikan:
COL1 COL2 RN
------------ ------- ----------
1 aaa 1
2 4 2
NO_PATTERN qwewqeq 3
RANDOM_STUFF UUUUUU 4
Tanpa urutan eksplisit, misalnya, ini
WITH table1 AS
(SELECT '1' col1 FROM DUAL UNION
SELECT '2' col1 FROM DUAL UNION
SELECT 'NO_PATTERN' col1 FROM DUAL UNION
SELECT 'RANDOM_STUFF' col1 FROM DUAL),
table2 AS
(SELECT 'aaa' col2 FROM DUAL UNION
SELECT '4' col2 FROM DUAL UNION
SELECT 'qwewqeq' col2 FROM DUAL UNION
SELECT 'UUUUUU' col2 FROM DUAL)
SELECT col1, col2, t1.rn
from (select rownum as rn, col1 from table1 ) t1
inner join
(select rownum as rn, col2 from table2 ) t2
on (t1.rn = t2.rn)
memberikan
COL1 COL2 RN
------------ ------- ----------
1 4 1
2 UUUUUU 2
NO_PATTERN aaa 3
RANDOM_STUFF qwewqeq 4