MDX 函数的使用介绍(一)
MDX 函数的使用介绍(一)
根据SqlServer2000 Analysis Services提供的帮助材料展开，略作说明并且根据各个函数的侧重点编写相应的MDX；这些成果主要源于我的老大浩哥，再次向他表示感谢。
数组函数
|
函数
|
描述
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SetToArray
|
将一个或多个集合转换为数组，以用于用户定义函数中。
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维度函数、层次结构函数和级别函数
维度函数
|
函数
|
描述
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Dimension
|
返回包含指定的层次结构、级别或成员的维度。
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|
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with
member
[measures].[abc]
as
'[Time]
.currentmember.Dimension.name
'
SELECT
{ [Time].&[1997] }
ON
COLUMNS
, { [Product].[All Products] }
ON
ROWS
FROM
[Sales]
WHERE
( [measures].[abc])
|
|
Dimensions
|
返回多维数据集中基于零的位置是由数值表达式指定的维度，或者其名称是由字符串指定的维度。
|
|
|
with
member
[measures].[abc]
as
'
Dimensions
(
"[Time]"
)
.name
'
SELECT
{ [Time].&[1997] }
ON
COLUMNS
, { [Product].[All Products] }
ON
ROWS
FROM
[Sales]
WHERE
( [measures].[abc])
|
层次结构函数
|
函数
|
描述
|
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Hierarchy
|
返回级别或成员的层次结构。
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级别函数
|
函数
|
描述
|
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Level
|
返回成员的级别。
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with
member
[measures].[abc]
as
' [Time].&[1997].&[q1]
.level.name
'
SELECT
{ [Time].&[1997] }
ON
COLUMNS
, { [Product].[All Products] }
ON
ROWS
FROM
[Sales]
WHERE
( [measures].[abc])
|
|
Levels
|
返回维度中其位置是由数值表达式指定的级别，或者其名称是由字符串表达式指定的级别。
|
|
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with
member
[measures].[abc]
as
'Levels([time]
.currentmember.level.name
)
.name
'
SELECT
{ [Time].&[1997], [Time].&[1997].&[Q1], [Time].&[1997].&[Q1].&[1], [Time].&[1997].&[Q1].&[2], [Time].&[1997].&[Q1].&[3] }
ON
COLUMNS
, { [Product].[All Products] }
ON
ROWS
FROM
[Sales]
WHERE
( [measures].[abc])
|
逻辑函数
|
函数
|
描述
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Is
|
如果两个相比较的对象相等，则返回 True，否则返回 False。
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with
member
[measures].[abc]
as
'[time]
.currentmember.level
is
quarter
'
SELECT
{ [Time]
.allmembers
}
ON
COLUMNS
, { [Product].[All Products] }
ON
ROWS
FROM
[Sales]
WHERE
( [measures].[abc])
|
|
IsAncestor
|
确定指定的成员是否为另一个指定成员的祖先。
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|
|
with
member
[measures].[abc]
as
'
IsAncestor
([Time]
.CurrentMember
, [Time].[1997].[Q2].[4])'
SELECT
{ [Time]
.allmembers
}
ON
COLUMNS
, { [Product].[All Products] }
ON
ROWS
FROM
[Sales]
WHERE
( [measures].[abc])
|
|
IsEmpty
|
确定表达式是否取值为空单元值。
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|
with
member
[measures].[abc]
as
'
IsEmpty
([Measures].[Unit Sales]) '
SELECT
{
DESCENDANTS
( [Time].&[1997], [Time].[Month] )*{[measures].[abc],[Measures].[Unit Sales]} }
ON
COLUMNS
, {
DESCENDANTS
( [Product].[Product Family].&[Food], [Product].[Product Name] ) }
ON
ROWS
FROM
[Sales]
|
|
IsGeneration
|
确定指定成员是否位于指定的代中。
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with
member
[measures].[a1]
as
'
IsGeneration
([Time]
.CurrentMember
,0) '
member
[measures].[a2]
as
'
IsGeneration
([Time]
.CurrentMember
,1) '
member
[measures].[a3]
as
'
IsGeneration
([Time]
.CurrentMember
,2) '
SELECT
{[measures].[a1],[measures].[a2],[measures].[a3]}
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
IsLeaf
|
确定指定成员是否为叶成员。
|
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|
with
member
[measures].[a1]
as
'
IsLeaf
([Time]
.CurrentMember
) '
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
IsSibling
|
确定指定成员是否为另一个指定成员的兄弟。
|
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with
member
[measures].[a1]
as
'
IsSibling
([Time]
.currentmember.prevmember
,[Time]
.currentmember
)'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
成员函数
|
函数
|
描述
|
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Ancestor
|
返回指定级别或距成员指定距离的成员的祖先。
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with
member
[measures].[a1]
as
'
Ancestor
([Time]
.currentmember
, 1)
.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
ClosingPeriod
|
返回成员在一个级别上的后代中的最后一个兄弟。
|
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with
member
[measures].[a1]
as
'
ClosingPeriod
( [Time].[Month], [Time]
.currentmember
)
.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
Cousin
|
返回成员下方与指定的成员具有相同的相对位置的成员。
|
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with
member
[measures].[a1]
as
'
Cousin
([time]
.currentmember
, [time].[1998] )
.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
CurrentMember
|
返回迭代过程中维度上的当前成员。
|
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with
member
[measures].[a1]
as
' [time]
.currentmember.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
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DataMember
|
返回与非叶成员关联的系统生成的数据成员。
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1
|
with
member
[measures].[a1]
as
' ([time]
.currentmember.datamember
, [Measures].[Store Sales])'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
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2
|
with
member
[measures].[a1]
as
' ([Employees]
.currentmember.datamember
, [Measures].[Org Salary])'
SELECT
{ [Time]
.allmembers
*{[measures].[a1],[Measures].[Org Salary]} }
ON
COLUMNS
,
{ [Employees]
.allmembers
}
ON
ROWS
FROM
[HR]
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备注：
|
当非叶子节点存在相应的数据库里的记录，那么会显示数据库里该节点自己对应的值，如果不存在相应的数据库里的记录，那么会显示聚合出来的值；
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DefaultMember
|
返回维度或层次结构的默认成员。
|
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with
member
[measures].[a1]
as
' [time]
.DefaultMember.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
FirstChild
|
返回成员的第一个子代。
|
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with
member
[measures].[a1]
as
' [time]
.currentmember.firstchild.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
FirstSibling
|
返回成员的父代的第一个子代。
|
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|
with
member
[measures].[a1]
as
' [time]
.currentmember.FirstSibling.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
Ignore
|
保留。
|
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Item
|
从元组中返回成员。
|
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with
member
[measures].[a1]
as
'{time
.currentmember.children
}
.Item
(0)
.item
(0)
.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
Lag
|
返回指定成员的维度上的上一个成员。
|
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|
with
member
[measures].[a1]
as
'time
.currentmember.lag
(1)
.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
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LastChild
|
返回成员的最后一个子代。
|
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|
with
member
[measures].[a1]
as
'time
.currentmember.lastchild.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
LastSibling
|
返回成员的父代的最后一个子代。
|
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with
member
[measures].[a1]
as
'time
.currentmember.LastSibling.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
Lead
|
返回指定成员的维度上后面的成员。
|
|
|
with
member
[measures].[a1]
as
'time
.currentmember.Lead
(1)
.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
LinkMember
|
返回按层次结构排列的成员。
|
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|
with
member
[measures].[a1]
as
'
LinkMember
([time].[1997].[q1].[1],
其它时间维度名称)'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.allmembers
}
ON
ROWS
FROM
[Sales]
|
|
Members
|
返回其名称由字符串表达式指定的成员。
|
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|
with
member
[measures].[a1]
as
'111'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
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NextMember
|
返回指定成员所在级别的下一个成员。
|
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|
with
member
[measures].[a1]
as
'time
.currentmember.nextmember.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
|
OpeningPeriod
|
返回某一级别上成员的后代中的第一个兄弟。
|
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|
with
member
[measures].[a1]
as
'
OpeningPeriod
(
Month
, time
.currentmember
)
.name
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
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ParallelPeriod
|
返回上一时期中与指定成员具有相同的相对位置的成员。
|
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1
|
with
member
[measures].[a1]
as
'
ParallelPeriod
(
Year
)
.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
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2
|
with
member
[measures].[a1]
as
'
ParallelPeriod
(
Year
,1,time
.currentmember
)
.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
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3
|
with
member
[measures].[a1]
as
'
ParallelPeriod
(
month
,1,time
.currentmember
)
.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
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Parent
|
返回成员的父代。
|
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|
with
member
[measures].[a1]
as
' time
.currentmember.parent.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
|
PrevMember
|
返回指定成员所在级别的上一个成员。
|
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|
with
member
[measures].[a1]
as
' time
.currentmember.PrevMember.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
|
StrToMember
|
根据字符串表达式返回成员。
|
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|
with
member
[measures].[a1]
as
'
strtomember
(time
.currentmember.uniquename
)
.uniquename
'
SELECT
{[measures].[a1] }
ON
COLUMNS
, { [Time]
.members
}
ON
ROWS
FROM
[Sales]
|
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ValidMeasure
|
通过将不适用的维度强制到其顶层，来返回虚拟多维数据集中的有效度量值。
|
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|
with
member
measures.[abc]
as
'
ValidMeasure
([Measures].[Warehouse Sales]) '
SELECT
{measures.[abc],[Measures].[Store Sales],[Measures].[Warehouse Sales] }
ON
COLUMNS
,
{
DESCENDANTS
( [Customers].[State Province].&[CA].&[Altadena], [Customers].[Name] ) }
ON
ROWS
FROM
[Warehouse and Sales]
|