# DataPreservation
Informations on data preservation
Subclass of MadmpFragment
# Properties
| Property | Definition | Type | Cardinality | ValueFrom |
|---|---|---|---|---|
| description | Description of the preservation procedure, retention requirements and compliance with regulations | string | 0..1 | |
| dataSize | Size of data | number | 1..1 | |
| unitVolume | Unit for the size of data | string | 0..1 | VolumeUnit |
| startDate | Preservation start date | string (format=date) | 1..1 | |
| endDate | Preservation end date | string (format=date) | 1..1 | |
| host | Repository or service that archives and manages the long-term storage of digital resources, according to regulation and/or long-term value of data | Host | 0..1 | Archives |
| finalDisposition | Decisions regarding data retention : data destruction, data review, extended data retention | string | 1..1 | |
| contributor | Person(s) responsible for the long-term preservation of the data | Contributor | 0..* | |
| cost | Costs associated with long-term preservation of the data | Cost | 0..* |