[Area] Filtering, Grouping, and Sorting [Report Designer] Manually create groups by dragging fields from the Report Data pane to the Table and Matrix row group and column group panes or to the Chart category and series panes. By default, sort expressions are set to group expressions. In Solution Explorer, in the Shared Datasets folder, set dataset filters, and save them in the project. When you deploy the project, the shared datasets are saved to the report server or SharePoint site. [Report Builder 3.0] 
In Report Design mode, create groups by using the Table/Matrix and Chart wizard. By default, sort expressions are set to group expressions. In Shared Dataset mode, set dataset filter options, and then save the shared dataset to the report server or SharePoint site.