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最初由 china_neo 发布
[B]我这个问题有点和这个类似
select instr(OWNER,'SYS')AS INRULE,OWNER
from dba_objects
WHERE OWNER='SYS'
INRULE中结果只有1行是1(在PL/SQL Developer 中是100行),其他都是0
INRULE OWNER
1 SYS
0 SYS
0 SYS
0 SYS
0 SYS
0 SYS
....
而
select instr(OWNER,'SYS')AS INRULE,OWNER
from dba_objects
WHERE OWNER='SYS'
order by Owner
则结果是这样的,INRULE 都是1
INRULE OWNER
1 SYS
1 SYS
1 SYS
1 SYS
1 SYS
1 SYS
1 SYS
......
各位为什么呀? [/B]
我的加不加order by结果都是1阿。 |
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