eXtremeDB vs VoltDB
| eXtremeDB | VoltDB | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | Yes |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Android, api, iOS, Linux, macOS, self-hosted, Windows | api, Linux, macOS, self-hosted, Web |
| Deployment | both | both |
| Data persistence | Yes | Yes |
| High availability | Yes | Yes |
| SQL support | Yes | Yes |
| Vector search | Yes | — |
| Supported data models | relational SQL, object-based/native, row-oriented, columnar time-series, in-memory, persistent, hybrid | relational, document/JSON |
| Free plan | — | No |
Both are listed in Best In-Memory Databases. On Samsung Mobile US Press, eXtremeDB scores higher on our published basis.