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id colDate
1 2009-12-15
2 2009-12-16
3 2009-12-17
4 2009-12-18
........
30 2010-01-14
31 2010-01-15
select rownum,add_months(sysdate, -1) + rownum - 1
from dual
where rownum <= sysdate - add_months(sysdate, -1);
where¸Ä³Éconnect by
³¤ÆÚ²»´ðÌâÊÖÉúÁË
SQL code:
SQL> select trunc(add_months(sysdate, -1)+rownum-1)
2 from all_tables
3 where add_months(sysdate, -1)+rownum-1<=sysdate;
TRUNC(ADD
---------
15-DEC-09
16-DEC-09
17-DEC-09
18-DEC-09
19-DEC-09
20-DEC-09
21-DEC-09
22-DEC-09
23-DEC-09
24-DEC-09
25-DEC-09
TRUNC(ADD
---------
26-DEC-09
27-DEC-09
28-DEC-09
29-DEC-09
30-DEC-09
31-DEC-09
01-JAN-10
02-JAN-10
03-JAN-10
04-JAN-10
05-JAN-10
TRUNC(ADD
---------
06-JAN-10
07-JAN-10
08-JAN-10
09-JAN-10
10-JAN-10
11-JAN-10
12-JAN-10
13-JAN-10
14-JAN-10
15-JAN-10
32 rows selected.
SQL>
SQL code:
select to_char(minutes,'yyyy-mm-dd hh24:mi') from
(
select to_date('2009-10-12 12:12:12','yyyy-mm-dd hh24:mi:ss') + (rownum-1)/24/6
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[oracle@linux trace]$ vi alert_orcl.log
MMON started with pid=14, OS id=9089
RESETLOGS after incomplete recovery UNTIL CHANGE 522752
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