SAP ABAP Table SALV_SERVICE_S_LAYOUT_LEVEL (ALV: Service Level) is using

• Class (4)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_SALV_AGGREGATIONS	All Aggregation Objects
2	Class	CL_SALV_COLUMNS	All Column Objects
3	Class	CL_SALV_FILTERS	All Filter Objects
4	Class	CL_SALV_SORTS	All Sort Objects