SAP ABAP Table COMT_EXTENSIONH (History for Extension) is used by

• Program (11)
• TTYP (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Program	EXTENSION_GEN_F004	Allg. Formroutine: read_with_product_hist	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
2	Program	EXTENSION_GEN_F005	Allg. Formroutine: merge_history_data	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
3	Program	EXTENSION_GEN_F018	Allg. Formroutine: save	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
4	Program	EXTENSION_GEN_F021	Allg. Formroutine: read_single	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
5	Program	EXTENSION_GEN_F027	Allg. Formroutine: read_multiple_history_db	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
6	Program	EXTENSION_GEN_F043	Include EXTENSION_F043	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
7	Program	EXTENSION_GEN_F044	Allg. Formroutine: free_memory	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
8	Program	LCOM_EXTENSION_TEMP_GENF03	FORM read_single_history	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
9	Program	LCOM_EXTENSION_TEMP_GENTOP	LCOM_EXTENSION_TEMP_GENTOP	COM_SETTYPE_TEMPLATES_GEN	ABA	SAP_ABA
10	Program	LCOM_EXTENSION_TEMP_PRODF03	FORM read_single_history	COM_SETTYPE_TEMPLATES	ABA	SAP_ABA
11	Program	LCOM_EXTENSION_TEMP_PRODTOP	TOP-Include	COM_SETTYPE_TEMPLATES	ABA	SAP_ABA