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ID Element (ASSL) \| Microsoft Docs	Learn about the ID property element in the Analysis Services Scripting Language (ASSL) schema.	7/25/2018	analysis-services	assl	kfollis	reference	kfollis	kfollis

ID Element (ASSL)

Contains the unique identifier (ID) of the parent element.

Syntax

  
<Action> <!-- or one of the elements listed in the Element Relationships table -->  
   ...  
   <ID>...</ID>  
   ...  
</Action>

Characteristic	Description
Data type and length	String (up to 100 characters)
Default value	None
Cardinality	0-1: Optional element that can occur once and only once.

Relationship	Element
Parent elements	Action, Aggregation, AggregationDesign, Assembly, Cube, CubeBinding, CubeDimension, Database, DataSource, DataSourceView, Dimension, DimensionAttribute, Hierarchy, Kpi, Level, MdxScript, Measure, MeasureGroup, MeasureGroupBinding, MiningModel, MiningModelColumn, MiningStructure, MiningStructureColumn, Partition, Permission, Perspective, Role, Server, Trace
Child elements	None

Every major object in Analysis Services has an ID element as a property. The value of an ID element has the following restrictions:

The value cannot contain leading or trailing spaces.Analysis Services will implicitly remove leading or trailing spaces from the value of an ID element.
The value cannot contain control characters.Analysis Services will implicitly remove control characters from the value of an ID element.
The following reserved values cannot be used:
- AUX
- CLOCK$
- COM1 through COM9 (COM1, COM2, COM3, and so on)
- CON
- LPT1 through LPT9 (LPT1, LPT2, LPT3, and so on)
- NUL
- PRN

The following table lists additional characters that cannot be used within the value of an ID element, depending on the parent element.

Parent element	Invalid Characters
Server	The name must follow the rules for Windows computer names. IP addresses are not valid.
DataSource	`:/\\*\|?"()[]{}<>` `
Level, Attribute Element	`.,;':/\\*\|?"&%$!+=[]{}<>` `
All other parent elements	`.,;':/\\*\|?"&%$!+=()[]{}<>` `