共用方式為

KeyUniquenessGuarantee Element (ASSL)

  • 發行項

Indicates whether the relationship between the attribute key and its name, and the relationship to related attributes, is guaranteed to be valid.

語法

<DimensionAttribute>
   ...
   <KeyUniquenessGuarantee>...</KeyUniquenessGuarantee>
   ...
</DimensionAttribute>

Element Characteristics

Characteristic Description

Data type and length

Boolean

Default value

False

Cardinality

0-1: Optional element that can occur once and only once.

Element Relationships

Relationship Element

Parent element

DimensionAttribute

Child elements

None

備註

Microsoft SQL Server 2005 Analysis Services (SSAS) uses the KeyUniquenessGuarantee element to optimize query construction when it retrieves members from the underlying data source for this attribute.

The element that corresponds to the parent of KeyUniquenessGuarantee in the Analysis Management Objects (AMO) object model is DimensionAttribute.

請參閱

參考

Properties (ASSL)

說明及資訊

取得 SQL Server 2005 協助