SAP ABAP Program RHXRBEL1 (Graphical Resource Reservation) is using

• Table/Structure Field (65)
• Function Module (3)
• Message Class (1)
• Program (7)
• Table (19)

#	Object Type	Object Name	Object Description	Note
1	Table	HRSOBID	Extended Object
2	Table	HRVPVA	Screen fields: maintain business event
3	Table	OBJEC	Work Area for Database PCH
4	Table	P1000	Infotype 1000: Object Name
5	Table	P1023	Infotype 1023: Availability Features
6	Table	PCHDY	Selection Parameters for Database PCH
7	Table	PLOG	Planning and Organization File
8	Table	PLOGI	Table Index HRP*
9	Table	PP00	Parameter String for Program Class PP00
10	Table	PP0J	Parameter string for program class PP0J
11	Table	PP0V	Parameter string for program class PP0V
12	Table	SCAL	Structure for factory calendar function modules
13	Table	SCREEN	Structure Description for the System Data Object SCREEN
14	Table	SSCRFIELDS	Fields on selection screens
15	Table	T777S	Planning Status
16	Table	T77EO	External Object Types
17	Table	T77MT	Cross-Module Texts
18	Table	TEXTPOOL	ABAP/4 text pool definition
19	Table	WPLOG	PD Infotype Work Area