日期:2014-05-18 浏览次数:20662 次
create table T_UserCount
(ID int, D1 varchar(3), D2 varchar(3),
D3 varchar(3),D4 varchar(3),D5 varchar(3)
)
insert into T_UserCount
select 1, '√', '√', 'A', 'B', 'C' union all
select 2, '√', 'A', 'B', 'A', 'A' union all
select 3, 'A', '√', 'A', 'E', 'F' union all
select 4, 'F', 'A', 'G', 'E', 'D'
select ID,D1,D2,D3,D4,D5,
5-len(replace(D1+D2+D3+D4+D5,'A','')) 'A',
5-len(replace(D1+D2+D3+D4+D5,'B','')) 'B',
5-len(replace(D1+D2+D3+D4+D5,'C','')) 'C',
5-len(replace(D1+D2+D3+D4+D5,'D','')) 'D',
5-len(replace(D1+D2+D3+D4+D5,'E','')) 'E',
5-len(replace(D1+D2+D3+D4+D5,'F','')) 'F',
5-len(replace(D1+D2+D3+D4+D5,'G','')) 'G'
from T_UserCount
ID D1 D2 D3 D4 D5 A B C D E F G
----------- ---- ---- ---- ---- ---- ----------- ----------- ----------- ----------- ----------- ----------- -----------
1 √ √ A B C 1 1 1 0 0 0 0
2 √ A B A A 3 1 0 0 0 0 0
3 A √ A E F 2 0 0 0 1 1 0
4 F A G E D 1 0 0 1 1 1 1
(4 row(s) affected)