Excluderows by defining a filter on a table. You can extend the filter by defining a JOIN from a filtered table to another table.
通过在表上定义筛选可以排除某些行，还可以通过定义从筛选表到其它表的联接来扩展筛选。
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Note You should not optimize a cube's schema if you depend on inner joins between the fact table and dimension tables to exclude fact rows for the cube content.