sql行转列实例

select  gh  ,xm  ,
max(A.bz) as bz  ,
max(A.jcz) as jcz   ,
max(A.dl) as dl  ,
max(A.czzx) as czzx  ,
max(A.jt) as jt  ,
max(A.dt) as dt  ,
max(A.jl) as jl  ,
max(A.zycqbw) as zycqbw  ,
max(A.zc) as zc  ,
max(A.zxqbw) as zxqbw  ,
max(A.lczx) as lczx
from(  
select  gh  ,xm  ,
CASE bgzlmc when '编组'then sum(cworkcount) else 0 end as bz  ,
CASE bgzlmc when '解车组'then sum(cworkcount) else 0 end as jcz  ,
CASE bgzlmc when '代量'then sum(cworkcount) else 0 end as dl  ,
CASE bgzlmc when '车组转线'then sum(cworkcount) else 0 end as czzx  ,
CASE bgzlmc when '解体'then sum(cworkcount) else 0 end as jt  ,
CASE bgzlmc when '倒途'then sum(cworkcount) else 0 end as dt  ,
CASE bgzlmc when '禁溜'then sum(cworkcount) else 0 end as jl  ,
CASE bgzlmc when '作业车取摆位'then sum(cworkcount) else 0 end as zycqbw  ,
CASE bgzlmc when '转场'then sum(cworkcount) else 0 end as zc  ,
CASE bgzlmc when '站修取摆位'then sum(cworkcount) else 0 end as zxqbw  ,
CASE bgzlmc when '列车转线'then sum(cworkcount) else 0 end as lczx 
 from t_dcd_confirmworkdetail  left join t_dcd_personworkdetails  
  on t_dcd_confirmworkdetail.planid = t_dcd_personworkdetails.planid   
  left join t_dcd_bgzl   on t_dcd_confirmworkdetail.bgzlid =t_dcd_bgzl.id 
   where 1=1    and ctime between '2018-09-01' and '2018-09-19'   group by gh, xm,bgzlmc )A   group by gh,xm  

　　转换前数据：

    转换后数据：

转载于:https://www.cnblogs.com/daimaxuejia/p/9674939.html