期望: wm_concat()内的按col6排序
with t as (
select 'A' as col1,'李四' as col2,'1' as col3,'2015-04-15' as col5,'2015-04-15 16:30:30' as col6 from dual
union
select 'B' as col1,'李四' as col2,'2' as col3,'2015-04-15' as col5,'2015-04-15 16:31:30' as col6 from dual
union
select 'C' as col1,'李四' as col2,'3' as col3,'2015-04-15' as col5,'2015-04-15 16:31:50' as col6 from dual
union
select 'AA' as col1,'李四' as col2,'2' as col3,'2015-04-14' as col5,'2015-04-15 16:30:10' as col6 from dual
union
select 'BB' as col1,'李四' as col2,'3' as col3,'2015-04-14' as col5,'2015-04-15 16:31:20' as col6 from dual
union
select 'CC' as col1,'李四' as col2,'2' as col3,'2015-04-14' as col5,'2015-04-15 16:31:30' as col6 from dual
union
select 'X' as col1,'张三' as col2,'1' as col3,'2015-04-15' as col5,'2015-04-15 16:31:50' as col6 from dual
union
select 'Y' as col1,'张三' as col2,'1' as col3,'2015-04-15' as col5,'2015-04-15 16:50:50' as col6 from dual
union
select 'Z' as col1,'张三' as col2,'3' as col3,'2015-04-15' as col5,'2015-04-15 16:51:50' as col6 from dual
union
select 'M' as col1,'王五' as col2,'3' as col3,'2015-04-15' as col5,'2015-04-15 16:31:50' as col6 from dual
)
select
wm_concat(col1),col2,col5,sum(to_number(col3))
from (select * from t order by col6 asc) group by col5,col2 order by col5 desc