SAP ABAP Function Module RSDMD_INITIAL_LINE_CHECK (checks for existence of the initial line in S Tab and MD Tabs) is using

• Class (1)
• Data Element (3)
• Table/Structure Field (11)
• Function Module (2)
• Message Class (1)
• Message Number (1)
• Class Method (2)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_RS_WHERE	Forming a WHERE Statement