У меня есть «матрица» Y и N, см. Изображение ниже, что Id lile - это изображение ниже того, где оно сглажено в 1 строку для каждого SID, отображающего все Y s на одной строке и Ns, как я, ORing данные в строках. Могу ли я сделать это в SQL Server?SQL Server: попытка сгладить «матрицу» в строке
вот мой оригинальный запрос
SELECT TERM_SID,
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Public data' THEN 'Y' ELSE 'N' END AS 'PUBLIC',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Public data in aggregate' THEN 'Y' ELSE 'N' END as 'PUBLIC_AGGREGATE',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Internal data' THEN 'Y' ELSE 'N' END as 'INTERNAL',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Internal data in aggregate' THEN 'Y' ELSE 'N' END as 'INTERNAL_AGGREGATE',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Limited data' THEN 'Y' ELSE 'N' END as 'LIMITED',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Restricted data' THEN 'Y' ELSE 'N' END as 'RESTRICTED'
FROM [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION] d2
JOIN [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION_MAPPING] dm2 ON dm2.DATA_CLASSIFICATION_SID=d2.DATA_CLASSIFICATION_SID order by TERM_SID
и как я пытался суммировать отдельные столбцы после преобразования 'Y' = 1 'N' = 0
select * from
(
SELECT TERM_SID,
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Public data' THEN 1 ELSE 0 END AS 'PUBLIC',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Public data in aggregate' THEN 1 ELSE 0 END as 'PUBLIC_AGGREGATE',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Internal data' THEN 1 ELSE 0 END as 'INTERNAL',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Internal data in aggregate' THEN 1 ELSE 0 END as 'INTERNAL_AGGREGATE',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Limited data' THEN 1 ELSE 0 END as 'LIMITED',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Restricted data' THEN 1 ELSE 0 END as 'RESTRICTED'
FROM [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION] d2
JOIN [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION_MAPPING] dm2 ON dm2.DATA_CLASSIFICATION_SID=d2.DATA_CLASSIFICATION_SID
) x
PIVOT
(sum (x.PUBLIC) for TERM_SID in (*)) as piv
, но я получаю сообщение об ошибке x.PUBLIC см. Изображение ниже
Благодаря SqlZim вот что я придумал
select TERM_SID
,max(PUBLICDATA) as PublicData
,max(PUBLIC_AGGREGATE) as Public_AGGregate
,max(INTERNAL) as Internal
,max(INTERNAL_AGGREGATE) as internal_Aggregate
,max(LIMITED) as Limited
,max(RESTRICTED) as Restricted
from
(
SELECT TERM_SID,
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Public data' THEN 'Y' ELSE 'N' END AS 'PUBLICDATA',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Public data in aggregate' THEN 'Y' ELSE 'N' END as 'PUBLIC_AGGREGATE',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Internal data' THEN 'Y' ELSE 'N' END as 'INTERNAL',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Internal data in aggregate' THEN 'Y' ELSE 'N' END as 'INTERNAL_AGGREGATE',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Limited data' THEN 'Y' ELSE 'N' END as 'LIMITED',
CASE WHEN d2.DATA_CLASSIFICATION_DESC='Restricted data' THEN 'Y' ELSE 'N' END as 'RESTRICTED'
FROM [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION] d2
JOIN [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION_MAPPING] dm2 ON dm2.DATA_CLASSIFICATION_SID=d2.DATA_CLASSIFICATION_SID
) mat
group by Term_SID
также это работает, используя формат КТР предложил
with mat (TERM_SID,PUBLICDATA,PUBLIC_AGGREGATE,INTERNAL,INTERNAL_AGGREGATE,LIMITED,RESTRICTED)
as
(
SELECT dm2.TERM_SID
,CASE WHEN d2.DATA_CLASSIFICATION_DESC = 'Public data' THEN 'Y' ELSE 'N' END AS PUBLICDATA
,CASE WHEN d2.DATA_CLASSIFICATION_DESC = 'Public data in aggregate' THEN 'Y' ELSE 'N' END as PUBLIC_AGGREGATE
,CASE WHEN d2.DATA_CLASSIFICATION_DESC = 'Internal data' THEN 'Y' ELSE 'N' END as INTERNAL
,CASE WHEN d2.DATA_CLASSIFICATION_DESC = 'Internal data in aggregate' THEN 'Y' ELSE 'N' END as INTERNAL_AGGREGATE
,CASE WHEN d2.DATA_CLASSIFICATION_DESC = 'Limited data' THEN 'Y' ELSE 'N' END as LIMITED
,CASE WHEN d2.DATA_CLASSIFICATION_DESC = 'Restricted data' THEN 'Y' ELSE 'N' END as RESTRICTED
FROM [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION] d2
JOIN [UDW_DATA_DICTIONARY].[dbo].[DATA_CLASSIFICATION_MAPPING] dm2
ON dm2.DATA_CLASSIFICATION_SID = d2.DATA_CLASSIFICATION_SID
)
select m1.TERM_SID
,max(m1.PUBLICDATA) as PublicData
,max(m1.PUBLIC_AGGREGATE) as Public_AGGregate
,max(m1.INTERNAL) as Internal
,max(m1.INTERNAL_AGGREGATE) as internal_Aggregate
,max(m1.LIMITED) as Limited
,max(m1.RESTRICTED) as Restricted
,count(1) as mat2count
from mat m1
left join mat m2
on(m1.TERM_SID = m2.TERM_SID)
group by m1.Term_SID
Что вы исследовали и опробовали перед публикацией здесь? – dfundako
Я попытался использовать поворот и преобразовать «Y» и «N» в 0 и 1 ... stull, работая над этим, надеясь, что есть способ их ИЛИ –