oracle怎么定位效率,oracle查询效率,该怎么解决

SQL codeselect sx201008.stmc stmc,(nvl(sx201008.i_kaizhangsl,0)+nvl(sx201009.i_kaizhangsl,0)+nvl(sx201010.i_kaizhangsl,0)+nvl(sx201011.i_kaizhangsl,0)) i_kaizhangsl,'预警分析' title,'2010-11-29' rq,'徐州首创' sx

,'6798023' jhsl,'80' red,'100' yellow

from (select '徐州首创' stmc,0+sum(i_zongyongl) i_kaizhangsl

from IBCS_XZ.ZW_YINGYEZ201008 a

inner join IBCS_XZ.ZW_YINGYEZ_ZB201008 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201008

and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201008

left join

(select '徐州首创' stmc,450776+sum(i_zongyongl) i_kaizhangsl

from IBCS_XZ.ZW_YINGYEZ201009 a

inner join IBCS_XZ.ZW_YINGYEZ_ZB201009 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201009 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201009 on sx201009.stmc=sx201008.stmc

left join

(select '徐州首创' stmc,-17120+sum(i_zongyongl) i_kaizhangsl

from IBCS_XZ.ZW_YINGYEZ201010 a

inner join IBCS_XZ.ZW_YINGYEZ_ZB201010 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201010 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201010 on sx201010.stmc=sx201008.stmc

left join

(select '徐州首创' stmc,sum(i_zongyongl)-16506 i_kaizhangsl

from IBCS_XZ.zw_yingyez a

inner join IBCS_XZ.zw_yingyez_zb b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201011 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201011 on sx201011.stmc=sx201008.stmc

union all

select sx201003.stmc stmc,(nvl(sx201003.i_kaizhangsl,0)+nvl(sx201004.i_kaizhangsl,0)+nvl(sx201005.i_kaizhangsl,0)+nvl(sx201006.i_kaizhangsl,0)+nvl(sx201007.i_kaizhangsl,0)+nvl(sx201008.i_kaizhangsl,0)+nvl(sx201009.i_kaizhangsl,0)+nvl(sx201010.i_kaizhangsl,0)+nvl(sx201011.i_kaizhangsl,0)) i_kaizhangsl,'预警分析' title,'2010-11-29' rq,'铜陵首创' sx

,'43677613' jhsl,'80' red,'100' yellow

from (select '铜陵首创' stmc,0+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201003 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201003 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201003

and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201003

left join

(select '铜陵首创' stmc,75278+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201004 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201004 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201004 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201004 on sx201004.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,142742+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201005 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201005 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201005 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201005 on sx201005.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,55950+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201006 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201006 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201006 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201006 on sx201006.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,-156033+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201007 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201007 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201007 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201007 on sx201007.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,82416+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201008 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201008 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201008 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201008 on sx201008.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,25169+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201009 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201009 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201009 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201009 on sx201009.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,-36730+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.ZW_YINGYEZ201010 a

inner join IBCS_TL.ZW_YINGYEZ_ZB201010 b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201010 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201010 on sx201010.stmc=sx201003.stmc

left join

(select '铜陵首创' stmc,44304+sum(i_zongyongl) i_kaizhangsl

from IBCS_TL.zw_yingyez a

inner join IBCS_TL.zw_yingyez_zb b on a.i_feeid=b.i_feeid

where a.i_jlzt=0 and i_y*100+i_m=201011 and b.i_jlzt=0 and i_feiyongdlbh=580

and i_xiaozhang<>20) sx201011 on sx201011.stmc=sx201003.stmc

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oracle怎么定位效率,oracle查询效率,该怎么解决

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