What you must do when you define and implement an ABAP Managed Database ProcedureAMDP? (3 ans) There are 3 correct answers to this question.
选项：

A: Define all the method parameters to pass by value
B: List all the ABAP dictionary tables used in the procedure body in the USING clause
C: Use Scalar types for all the AMDP method parameters
D: Specify the database system and language
E: Mark the AMDP method as read-only