To parameterize an MDX query for an Analysis Services data source, you must add a query parameter to the query. In the MDX query designer, you can add a query parameter in both Design mode and Query mode by specifying a filter. After you define the query with
a query parameter, Reporting Services automatically creates a report parameter and a dataset to provide the list of valid values. This enables a user to specify a value that is passed directly to the query. For more details about it, please see:
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