openGemini vs OpenTSDB
| openGemini | OpenTSDB | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted, Windows | api, Linux, self-hosted, Windows |
| Deployment | self_hosted | self_hosted |
| SQL support | Yes | No |
| Retention policies | Yes | No |
| Horizontal scaling | Yes | Yes |
| Query languages | InfluxQL, PromQL, GeminiQL | OpenTSDB query syntax |
| Ingestion methods | InfluxDB Line Protocol, Apache Arrow Flight, Prometheus remote_write | Telnet API, HTTP API, batch import, Java library |
| Free plan | — | Yes |
Both are listed in Best Time-Series Databases. On Specifiction, OpenTSDB scores higher on our published basis.