A name that PowerExchange generates and assigns to a registered z/OS source segment, table, database, or data set to identify the change records of interest for CDC processing. For z/OS data sources, the terms EDMNAME and registration tag are equivalent and used interchangeably. You can view EDMNAMEs in the ECCR output in the EDMMSG SYSOUT data set. Alternatively, in the PowerExchange Navigator, look up the equivalent