ORACLE ͳ¼ÆÕý¸º¸öÊýsql
select ss.*,
sum(ss.aa) over (partition by ss.zsid order by ss.zsid) as fu,
sum(ss.bb) over (partition by ss.zsid order by ss.zsid) as zheng
from
(
select m.zsid,
sum(n.f0004_028n) over(partition by m.zsid) n011,
sum(n.f0004_029n) over(partition by m.zsid) n012,
sum(n.f0004_030n) over(partition by m.zsid) n013,
sum(n.f0004_031n) over(partition by m.zsid) n014,
sum(n.f0004_032n) over(partition by m.zsid) n015,
sum(n.f0004_033n) over(partition by m.zsid) n021,
sum(n.f0004_034n) over(partition by m.zsid) n022,
sum(n.f0004_035n) over(partition by m.zsid) n023,
n.f0004_017n,
(case when n.f0004_017n>0 then 1 when n.f0004_017n<=0 then 0 end) aa,
(case when n.f0004_017n<=0 then 1 when n.f0004_017n>0 then 0 end) bb
from (select a.f0055_001n zsid,
a.f0055_004v zsbm,
b.f0056_003v code,
b.f0056_004v zsjycs, --Ö¸Êý½»Ò׳¡Ëù
b.f0056_005v zszqlb, --Ö¸Êý֤ȯÀà±ð
c.f0005_005v codezqlb, --³É·Ý¹É֤ȯÀà±ð
c.f0005_007v codejycs --³É·Ý¹É½»Ò׳¡Ëù
 
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rd-A6z\&[1R1] H680758
Oracle
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¹ØÓÚlatchºÍmutexµÄÎÊÌâ
from:http://www.itpub.net/thread-1004815-1-1.html
A:
latchÊÇãÅËø£¬ÊÇÒ»ÖÖ´®Ðл¯»úÖÆ£¬ÓÃÀ´±£»¤SGAÖеÄÄÚ´æ½á¹¹¡£
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¸öÈ˶ÔmutexûÓÐʲô¸ÅÄî¡£Õâ¸öÊÇ10GÐÂÒý½øµÄ£¿9IºÃÏñûÓа¡¡£
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substr( string, start_position, [ length ] )
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ʵÀý:
substr('This is a test', 6, 2) would return 'is'
&nbs ......
--ʹÓÃDBA´´½¨Á½¸öÓû§
create user gubo identified by gubo;
create user gubo2 identified by gubo;
--¸øÁ½¸öÓû§Á¬½ÓȨÏÞ
grant create session to gubo;
grant create session to gubo2;
--¸øÆäÖÐÒ»¸öÓû§·ÃÎʱí¿Õ¼äµÄȨÏÞ
grant unlimited tablespace to gubo;
--Á¬½ÓÆäÖÐÓû§£¬´´½¨±í
--conn gubo
......