列名に基づいていくつかの仮定を立てましたが、これに似たものを使用したいようです。これは、要求した列の値を取得するために、UNPIVOT
と 次に の両方を適用します。PIVOT
select *
from
(
select id,
language,
col + cast(QUESTION as varchar(10))
+cast(subquestion as varchar(10))
+cast(SubSubQuestion as varchar(10)) col,
value
from
(
select id, language,
cast(TotalCount as varchar(10)) TotalCount,
totalPercent,
question, subquestion, SubSubQuestion
from yourtable
) usrc
unpivot
(
value
for col in (totalcount, totalpercent)
) un
) srcpiv
pivot
(
max(value)
for col in ([TotalCount901], [totalPercent901],
[TotalCount902], [totalPercent902],
[TotalCount903], [totalPercent903],
[TotalCount909], [totalPercent909])
) p
デモで SQL Fiddle を参照してください
注:UNPIVOT
列を実行するときは、同じデータ型である必要があります。そうでない場合は、データ型を同じにするために変換/キャストする必要があります。
変換する値の数が不明な場合は、動的 SQL を使用できます。
DECLARE @query AS NVARCHAR(MAX),
@colsPivot as NVARCHAR(MAX)
select @colsPivot
= STUFF((SELECT ','
+ QUOTENAME(c.name +
cast(QUESTION as varchar(10))
+cast(subquestion as varchar(10))
+cast(SubSubQuestion as varchar(10)))
from yourtable t
cross apply sys.columns as C
where C.object_id = object_id('yourtable') and
C.name in ('TotalCount', 'TotalPercent')
group by c.name, t.question, t.subquestion, t.subsubquestion
order by t.SubSubQuestion
FOR XML PATH(''), TYPE
).value('.', 'NVARCHAR(MAX)')
,1,1,'')
set @query = 'select *
from
(
select id,
language,
col + cast(QUESTION as varchar(10))
+cast(subquestion as varchar(10))
+cast(SubSubQuestion as varchar(10)) col,
value
from
(
select id, language,
cast(TotalCount as varchar(10)) TotalCount,
totalPercent,
question, subquestion, SubSubQuestion
from yourtable
) usrc
unpivot
(
value
for col in (totalcount, totalpercent)
) un
) srcpiv
pivot
(
max(value)
for col in (' + @colsPivot + ')
) p '
execute(@query)
デモで SQL Fiddle を参照してください