Delta Lake vs XTDB
Delta Lake
delta.ioXTDB
xtdb.comSide by side
| Figure | Delta Lake | XTDB |
|---|---|---|
| Price from | Free | $166.67/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | — | Yes |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 3 |
| Spec score · Data Version Control Tools | 8.5 (#9) | 7.6 (#25) |
| Integrations | Listed integrations include Apache Spark, Flink, Hive, Trino, Athena, BigQuery, Databricks, Microsoft Fabric, and Snowflake (Beta). | XTDB supports Apache Kafka as a message log and Kafka Connect as an external source. |
| Transactions | Delta Lake supports ACID transactions and serializability, which the site describes as the strongest level of isolation. | XTDB supports PostgreSQL-compatible SERIALIZABLE SQL transactions with optimistic concurrency. |
Plans
XTDB
- Partner PackFree
- Developer Edition$2,000 a year
- Production SupportPriced on request