Below function modules can be used to develop Blocked ALV reports. How do you do that? Well, the solution is to benefit from Blocked ALV reports. Let’s assume that the user needs to view two or more reports in a single screen. By the way you don’t need to use this function module if you are selecting all the fields from one table. We can use the REUSE_ALV_FIELDCATALOG_MERGE function module to create a field catalog from an internal table or dictionary structure. Though performance wise ALV grid display is below par from the ALV list display, developers tend to use ALV grid display mostly. With the rise of object-oriented programming now we can use the REUSE_ALV_GRID_DISPLAY function module to display an ALV grid. Advertisement Types of ALV Reports in SAPīelow are the three types of ALV Reports in SAP ABAP:Īt the early stages of SAP, we used the REUSE_ALV_LIST_DISPLAY function module to display an ALV list.