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70-466 · Question #145

You create a materialized reference dimension between a dimension named Regions and a measure group named Orders. You use a table named Customers as a bridge in shown in the exhibit. (Click the…

The correct answer is C. The Customers dimension. In a materialized reference dimension, SSAS stores intermediate relationship data in the bridge dimension. Reprocessing the bridge (Customers) dimension updates the materialized data without requiring a full cube reprocess.

Configure and maintain an analysis services database

Question

You create a materialized reference dimension between a dimension named Regions and a measure group named Orders. You use a table named Customers as a bridge in shown in the exhibit. (Click the Exhibit button.) You need to ensure that data is updated to reflect any changes in the relationship. The solution must NOT require that the entire cube be reprocessed. What should you reprocess?

Options

  • AThe Sales partition
  • BThe Regions dimension
  • CThe Customers dimension
  • DThe Orders partition

How the community answered

(22 responses)
  • A
    9% (2)
  • B
    5% (1)
  • C
    82% (18)
  • D
    5% (1)

Why each option

In a materialized reference dimension, SSAS stores intermediate relationship data in the bridge dimension. Reprocessing the bridge (Customers) dimension updates the materialized data without requiring a full cube reprocess.

AThe Sales partition

The Sales partition is a measure group partition and does not store or manage the reference dimension relationship; reprocessing it would not update the materialized linkage.

BThe Regions dimension

Regions is the referenced outer dimension, not the intermediate bridge; reprocessing it does not update the materialized data stored through the Customers bridge.

CThe Customers dimensionCorrect

A materialized reference dimension stores a snapshot of the intermediate dimension's key values to speed up query resolution. When the relationship data in the Customers bridge table changes, reprocessing the Customers dimension refreshes the materialized linkage between the Regions dimension and the Orders measure group. This targeted reprocess satisfies the requirement to reflect relationship changes without reprocessing the entire cube.

DThe Orders partition

The Orders partition holds fact data for the measure group and does not contain the materialized reference dimension relationship data that needs updating.

Concept tested: Reprocessing materialized reference dimension bridge

Source: https://learn.microsoft.com/en-us/analysis-services/multidimensional-models/define-a-referenced-relationship-and-referenced-relationship-properties

Topics

#materialized reference dimension#dimension processing#cube reprocessing#SSAS

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