Как мне преобразовать строки в столбцы и создать разные имена для каждого столбца?
create table #TempTable (InvoiceNum int,State varchar(2), ChargeName varchar(50), PercentageRate decimal(5,3), FlatRate decimal(5,2))
insert into #TempTable values (235736, 'AZ','Inspection & Policy Fee', NULL,250.00)
,(235736, 'AZ','Surplus Line Tax',0.03,NULL)
,(235736, 'AZ','Stamping Fee',0.002,NULL
)
Мне нужно что-то подобное:
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ОБНОВЛЕНИЕ:
Используя пример, я смог его отключить, но в результате получилось не то, что я хотел:
create table #TempTable (InvoiceNum int,State varchar(2), ChargeName varchar(50), PercentageRate decimal(5,3), FlatRate decimal(5,2))
insert into #TempTable values (235736, 'AZ','Inspection & Policy Fee', NULL,250.00)
,(235736, 'AZ','Surplus Line Tax',0.03,NULL)
,(235736, 'AZ','Stamping Fee',0.002,NULL)
--select * from @TempTable
Declare @SQL nvarchar(max),
@query nvarchar(max)
select @SQL = STUFF((SELECT ',' + QUOTENAME(ChargeName)
from #TempTable
group by ChargeName, InvoiceNum
order by InvoiceNum
FOR XML PATH(''), TYPE
).value('.', 'NVARCHAR(MAX)')
,1,1,'')
--select @SQL
set @SQL = 'SELECT ' + @SQL + ' from
(
select PercentageRate, ChargeName
from #TempTable
) x
pivot
(
max(PercentageRate)
for ChargeName in (' + @SQL + ')
) p '
exec sp_executesql @SQL;
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ОБНОВЛЕНИЕ:
Выполнение запроса ниже дает мне это:
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Почему ChargeName не находится в первом ряду?Я ожидал бы увидеть это так: Чего мне не хватает?
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declare @TempTable table (InvoiceNum int,StateID varchar(2), ChargeName varchar(50), PercentageRate decimal(5,3), FlatRate decimal(5,2))
insert into @TempTable values (235736, 'AZ','Inspection & Policy Fee', NULL,250.00)
,(235736, 'AZ','Surplus Line Tax',0.03,NULL)
,(235736, 'AZ','Stamping Fee',0.002,NULL)
select
InvoiceNum,
ChargeName,
StateID,
PercentageRate,
FlatRate,
row_number() over (partition by InvoiceNum order by ChargeName) as RN
into #TempTable
from @TempTable #TempTable
DECLARE @DynamicPivotQuery AS NVARCHAR(MAX)
DECLARE @ColumnName AS NVARCHAR(MAX)
--Get distinct values of the PIVOT Column
SELECT @ColumnName= ISNULL(@ColumnName + ',','')
+ QUOTENAME(RN)
FROM (SELECT DISTINCT RN FROM #TempTable) AS RN
--Prepare the PIVOT query using the dynamic
SET @DynamicPivotQuery =
N'SELECT InvoiceNum, ' + @ColumnName + '
FROM #TempTable
PIVOT(MAX(ChargeName)
FOR RN IN (' + @ColumnName + ')) AS PVTTable'
EXEC sp_executesql @DynamicPivotQuery
drop table #TempTable