数据仓库报表与多维数据库全解析
1. MDX查询与报表创建
在报表创建中,MDX(多维表达式)查询是一项关键技术。以下是一段MDX查询代码:
DIMENSION PROPERTIES MEMBER_CAPTION, MEMBER_UNIQUE_NAME ON ROWS
FROM
( SELECT ( STRTOSET(@DimDateQuarter, CONSTRAINED) ) ON COLUMNS
FROM ( SELECT ( STRTOSET(@DimDateYear, CONSTRAINED) ) ON COLUMNS
FROM [DDS]))
WHERE ( IIF( STRTOSET(@DimDateYear, CONSTRAINED).Count = 1,
STRTOSET(@DimDateYear, CONSTRAINED),
[Dim Date].[Year].currentmember ),
IIF( STRTOSET(@DimDateQuarter, CONSTRAINED).Count = 1,
STRTOSET(@DimDateQuarter, CONSTRAINED),
[Dim Date].[Quarter].currentmember ) )
CELL PROPERTIES VALUE, BACK_COLOR, FORE_COLOR,
FORMATTED_VALUE, FORMAT_STRING,
FONT_NAME, FONT_SIZE, FONT_FLAGS
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