Home > Storage > PowerMax and VMAX > Mainframe > Dell PowerMax: Data Protector for z Systems (zDP) Essentials > Terminology
The following table lists the terminology used in this document.
Term | Definition |
zDP | Data Protector for z Systems: Dell Technologies software product providing a granular level of backups for data |
TimeFinder SnapVX | Backup technology built on Virtual Provisioning enabling customers to take snapshots of Dell Source Volumes on PowerMax Arrays |
Local snapshot | Data copy taken at the Source PowerMax Array |
Remote snapshot | Data copy taken at the Target/remote PowerMax Array |
Versioned Data Group (VDG) | Logical group of source volumes that associates volumes along with settings for creating multiple point-in-time images |
Snapshot | Pointer based, point-in-time image of single volume |
Snapset | Named point-in-time consistent image of all source volume snapshots in a VDG |
Snapset Capture | Continuous automated process of creating snapsets |
Target Set | Group of devices which have been defined to zDP as the desired LINK targets to a snapset |