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;WITH tb(no,NAME,[DATE],signInStatus) AS (
SELECT '01',N'张三','2015-04-01',N'OK' union all
SELECT '02',N'李四','2015-04-01',N'OK' union all
SELECT '03',N'王五','2015-04-01',N'迟到' union all
SELECT '01',N'张三','2015-04-02',N'OK' union all
SELECT '02',N'李四','2015-04-02',N'OK' union all
SELECT '03',N'王五','2015-04-02',N'OK' union all
SELECT '01',N'张三','2015-04-03',N'迟到' union all
SELECT '02',N'李四','2015-04-03',N'OK' union all
SELECT '03',N'王五','2015-04-03',N'缺席'
)
select * from (SELECT [name],[signInStatus], DATEPART(dd,[DATE]) as d FROM tb) AS t
PIVOT(MAX(t.signInStatus) FOR d IN ([1],[2],[3],[4],[5],[6],[7],[8],[9],[10]))u ---继续写下去
create table fn
(no varchar(10),name varchar(10), date varchar(10), signInStatus varchar(10))
insert into fn
select '01', '张三', '2015-04-01', 'OK' union all
select '02', '李四', '2015-04-01', 'OK' union all
select '03', '王五', '2015-04-01', '迟到' union all
select '01', '张三', '2015-04-02', 'OK' union all
select '02', '李四', '2015-04-02', 'OK' union all
select '03', '王五', '2015-04-02', 'OK' union all
select '01', '张三', '2015-04-03', '迟到' union all
select '02', '李四', '2015-04-03', 'OK' union all
select '03', '王五', '2015-04-03', '缺席'
declare @tsql varchar(6000)
select @tsql=isnull(@tsql+',','')
+' max(case when right(date,2)='''+right('00'+rtrim(number),2)+''' then signInStatus else '''' end) '
+' '''+right('00'+rtrim(number),2)+''' '
from master.dbo.spt_values
where type='P' and number between 1 and 30
select @tsql='select no,name, '+@tsql
+' from fn '
+' group by no,name '
+' order by no '
exec(@tsql)
/*
no name 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ----------
01 张三 OK OK 迟到
02 李四 OK OK OK
03 王五 迟到 OK 缺席
(3 row(s) affected)
*/