You have different ways to store the logic of your customer exit variables in SAP BW/4HANA. After my last post about Customer Exit Variables with an own enhancement spot I want to share another solution with you. In this blog post I want to show you how you can implement a BAdI implementation with a Z-Table (Customer Table). In this table you find the assignment between the BEx variable and the corresponding class for the customer exit. This is how the table will look like: