[英]Using CASE statement in MDX for data from different hierarchy level
我創建了以下層次結構:
我寫了這個特定的查詢來得到我的結果:
WITH MEMBER [Ecotassa] AS
CASE
WHEN [Tempo].[Anno].CurrentMember.MemberValue = '2011' THEN '9114646'
WHEN [Tempo].[Anno].CurrentMember.MemberValue = '2012' THEN '8787551.65'
WHEN [Tempo].[Anno].CurrentMember.MemberValue = '2013' THEN '8435651.26'
WHEN [Tempo].[Anno].CurrentMember.MemberValue = '2014' THEN '8917336.39'
WHEN [Tempo].[Anno].CurrentMember.MemberValue = '2015' THEN '9465533.37'
ELSE NULL
END
SELECT
{ [Measures].[Dato], [Ecotassa] } ON COLUMNS,
{ ([Tempo].[Periodo].[Mese Anno].MEMBERS) } ON ROWS
FROM [AGRO]
WHERE ([TipoMisura].[Tipo Misura].&[1], [TipoAnno].[Tipo Anno].&[2],
[TipoPeriodo].[Tipo Periodo].&[2],
[Mercato].[Mercato].&[1],
[Aziende].[Descrizione Codice Azienda].&[100 - BASF]);
我得到的結果是:
這不是我想要的結果,對於 Ecotassa,我需要得到那一年的結果。 但我得到null 。
我的查詢哪里出錯了?
這[Tempo].[Anno].CurrentMember
等於腳本中的All
,因此它在CASE
語句中選擇NULL
。 我也很想使用[Tempo].[Periodo]
作為年份和日期:而不是[Tempo].[Anno]
:
我還將[Measures].[y]
放入 select 中,以便我們查看它是否工作正常。
所以試試這個:
WITH
MEMBER [Measures].[y] AS
EXISTS(
[Tempo].[Periodo].[Anno].members,
[Tempo].[Periodo].CurrentMember
).ITEM(0).ITEM(0).Member_Caption
MEMBER [Measures].[Ecotassa] AS
CASE
WHEN [Measures].[y] = '2011' THEN '9114646'
WHEN [Measures].[y] = '2012' THEN '8787551.65'
WHEN [Measures].[y] = '2013' THEN '8435651.26'
WHEN [Measures].[y] = '2014' THEN '8917336.39'
WHEN [Measures].[y] = '2015' THEN '9465533.37'
ELSE NULL
END
SELECT
{
[Measures].[Dato]
,[Measures].[Ecotassa]
,[Measures].[y]
} ON COLUMNS,
[Tempo].[Periodo].[Mese Anno].MEMBERS ON ROWS
FROM [AGRO]
WHERE (
[TipoMisura].[Tipo Misura].&[1]
,[TipoAnno].[Tipo Anno].&[2]
,[TipoPeriodo].[Tipo Periodo].&[2]
,[Mercato].[Mercato].&[1]
,[Aziende].[Descrizione Codice Azienda].&[100 - BASF]
);
測試腳本
這會返回什么?
WITH
MEMBER [Measures].[EcotassaTEST] AS
[Tempo].[Anno].CurrentMember.MemberValue
SELECT
{ [Measures].[Dato], [EcotassaTEST] } ON COLUMNS,
{ ([Tempo].[Periodo].[Mese Anno].MEMBERS) } ON ROWS
FROM [AGRO]
WHERE ([TipoMisura].[Tipo Misura].&[1], [TipoAnno].[Tipo Anno].&[2],
[TipoPeriodo].[Tipo Periodo].&[2],
[Mercato].[Mercato].&[1],
[Aziende].[Descrizione Codice Azienda].&[100 - BASF]);
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