SAP ABAP Table DDNAMES (Structure for Dictionary Checks) is used by

• Function Module (5)
• Program (7)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	DD_TABLTYPE_NTAB_GEN	DD: Generation of the nametab for table types	SDIC	BASIS	SAP_BASIS
2	Function Module	DD_TBFD_CHK_DUPFIELDS	DD_TBFD_CHK_DUPFIELDS	SDTB	BASIS	SAP_BASIS
3	Function Module	DD_TBFD_CHK_DUPFIELDS DUPLICATES STRUCTURE DDNAMES	DD_TBFD_CHK_DUPFIELDS	SDTB	BASIS	SAP_BASIS
4	Function Module	DD_TBFD_CHK_POOL	Check special properties of tables of type Pool	SDTB	BASIS	SAP_BASIS
5	Function Module	DD_TBFD_CHK_POOL ERRFLD STRUCTURE DDNAMES	Check special properties of tables of type Pool	SDTB	BASIS	SAP_BASIS