You can enable optimized retrieval of attributes on the cart page. When you enable optimized retrieval, CPQ only retrieves the attributes in the cart that are associated with the product added to the Cart. By default, all the attributes from Product Attribute Value, Product Attribute Value Ext, Product Attribute Value Ext 2, Product Attribute Value Ext 3, and custom Product Attribute Value Ext objects are loaded on the Cart page.
To enable optimized attribute retrieval
You must define the Admin Setting APTS_LoadProductRelatedAttributesOnly by following the steps below: