This image displays a mapping that loads data from a source table into one level of a Type 3 SCD. On the left is the operator PRODUCTS and on the right is the Dimension operator PRODUCTS_TYPE3_SCD. The Dimension operator contains the following TOTAL, CATEGORIES, SUBCATEGORIES, and PRODUCTS levels, out of which PRODUCTS is expanded. Attributes from the PRODUCTS table are mapped to attributes in the PRODUCTS level of the PRODUCTS_TYPE3_SCD operator.