Key concepts: Comparison matrix DQ2 vs. RucioΒΆ
| Features | DQ2 | Rucio |
|---|---|---|
| File identifier | GUID/LFN (Basename) | Scope + Label name |
| Dataset identifier | DUID/DSN | Scope + Label name |
| Versioning | Yes | No |
| Namespace | Global/Flat | Scoped |
| Unique PFN | No | Yes |
| Overlapping dataset | Yes | Yes |
| Storage Element Groups | No | Yes |
| Storage Element Tagging | No | Yes |
| Quota support | Group | Account (Group/User) |
| Dataset Replica completeness | Yes | No |
| Meta-data name-space/support | System defined, Data placement | System-defined, Physics, Production, analysis, Data placement |
| Data discovery unit | Pattern | Meta-data |
| Data operation unit | Dataset | Dataset, File |
| Multiple replica ownership | No | Yes |
| Dynamic placement | No | Yes |
| Replication rule support | No | Yes |
| Hidden data | Yes | Yes |
| Reuse of dataset name | No | No (but possibility to resuscitate dataset) |
| Notifications | Yes | Yes |
| Fine-grained accounting | Partially | Yes |
