Collections, MDStore Interface

The MDStore interface supports the following collections.

Collection	Description
Commands	Collection of user-defined commands or sequence of commands.
CustomProperties	Collection of user-defined properties.
DataSources	Collection of objects specifying a data provider.
Dimensions	Collection that holds the dimension definitions for an object.
MDStores	Collection that holds MDStore objects.
Measures	Collection that holds the measures.
Roles	Collection that holds the user role definitions for Cube and Database objects.

The following table shows the class types of the objects each collection can contain.

Collection	Class type of contained objects
Commands	clsCubeCommand clsDatabaseCommand
CustomProperties	Property
DataSources	clsDatasource
Dimensions	clsAggregationDimension clsCubeDimension clsDatabaseDimension clsPartitionDimension
MDStores	clsAggregation clsCube clsDatabase clsPartition
Measures	clsAggregationMeasure clsCubeMeasure clsPartitionMeasure
Roles	clsCubeRole clsDatabaseRole

The following table shows whether a collection is read/write (R/W), read-only (R), or not applicable (n/a) for each of the MDStore objects.

Collection	clsDatabase	clsCube	clsPartition	clsAggregation
Commands	R/W	R/W	n/a	n/a
Custom Properties	R/W	R/W	R/W	R/W
DataSources	R/W	R/W*	R/W	n/a
Dimensions	R/W	R/W	R	R
MDStores	R/W	R/W	R/W	R
Measures	n/a	R/W	R	R
Roles	R/W	R/W	n/a	n/a
This property is not applicable (n/a) for virtual cubes (that is, those of SubClassType* sbclsVirtual).