SAP ABAP Table PSHLP_MLST_HIER_KEY_ST (Milestone keys) is used by

• Class (6)
• TTYP (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_PS_HIERARCHY_NEW Method: IS_HAS_CHILD_ACTY	Handling Project Hierachy Information	PSB_API	EA-PLM	EA-APPL
2	Class	CL_PS_HIERARCHY_NEW Method: GET_MLST_CHILDERN	Handling Project Hierachy Information	PSB_API	EA-PLM	EA-APPL
3	Class	CL_PS_HIERARCHY_NEW Method: READ_MLST_HIER	Handling Project Hierachy Information	PSB_API	EA-PLM	EA-APPL
4	Class	CL_PS_HIERARCHY_NEW Method: READ_MLST_HIER_DB	Handling Project Hierachy Information	PSB_API	EA-PLM	EA-APPL
5	Class	CL_PS_HIERARCHY_NEW Method: GET_WBS_CHILDERN_PREPARE	Handling Project Hierachy Information	PSB_API	EA-PLM	EA-APPL
6	Class	CL_PS_HIERARCHY_NEW Method: GET_NTWK_CHILDERN	Handling Project Hierachy Information	PSB_API	EA-PLM	EA-APPL