SAP ABAP Program REA_WRITE_DGEN (BRE: Overview of Extract Generation) is using

• Data Element (1)
• Table/Structure Field (19)
• Function Module (2)
• Message Class (1)
• Message Number (2)
• Program (5)
• Table (6)

#	Object Type	Object Name	Object Description	Note
1	Message Class	U6	Message Class for BRE