What are some of the variable types n a BW query that can use the...

•C. Characteristic value: This type of variable can use the SAP HANA Exit processing type to determine default values for variables using an AMDP class implementation. This can improve the performance and flexibility of queries that are generated as external SAP HANA views12.

•D. Hierarchy node: This type of variable can use the SAP HANA Exit processing type to determine default values for variables using an AMDP class implementation. This can improve the performance and flexibility of queries that are generated as external SAP HANA views12.

References:

•1 https://help.sap.com/docs/r/107a6e8a38b74ede94c833ca3b7b6f51/1.0.8/en-US/b77f3073e9d842d6959e03e74dcefa09.html

•2 https://blogs.sap.com/2017/09/29/usage-of-sap-hana-exit-variables-for-a-standard-reporting-scenario/