Source Element (Binding) (ASSL)

Identifies the source of data to which the parent element is bound.

<AggregationInstance> <!-- or one of the elements listed below in the Element Relationships table -->

Characteristic Description

Data type and length

DataItem Any data type derived from Binding, depending on the parent of DataItem. For more information, see Remarks.
ProactiveCaching Any data type derived from ProactiveCachingBinding, depending on the processing and notification options used by the parent of the ProactiveCaching element.
Ancestor or Parent Data Type

Default value



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

In the Source element, the derived Binding data types that are allowed in the DataItem element depend on the parent of the DataItem element.

DataItem Parent Allowed Data Types


AttributeBinding, ColumnBinding, TimeAttributeBinding (only for KeyColumns).


AttributeBinding, ColumnBinding, InheritedBinding.



For more information about the Binding type, including tables of Analysis Services Scripting Language (ASSL) objects of the Binding type and the inheritance hierarchy of Binding types, see Binding Data Type (ASSL).

For more information about data bindings in ASSL, see Data Sources and Bindings (ASSL).

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