# Delta Lake vs StarRocks

**Leader by Vioscale score:** Delta Lake

| Attribute | Delta Lake | StarRocks |
|---|---|---|
| **Vioscale score** | 64.7 (58% (medium)) | 39.4 (14% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 152 | - |
| adoption.github_stars | 8,960 | - |
| adoption.package_downloads_weekly | 8,577,014 | - |
| deployment.options | `{"cloud":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | An open-source storage framework enabling lakehouse architecture with support for multiple compute engines including Spark, Flink, Trino, Snowflake, BigQuery, and others. | An open-source analytical database optimized for real-time analytics with sub-second latency on complex queries. It queries directly from open lakehouse formats like Iceberg and Delta Lake without data copying, and handles high-concurrency workloads for AI agents and analytics. |
| features.capabilities | `{"deployment":"self","architecture":"separated","data_sharing":true,"license_class":"permissive","table_formats":"Delta, Iceberg, Hudi","federation_query":true,"streaming_ingest":true}` | `{"in_db_ml":false,"deployment":"hybrid","sql_dialect":"ansi","architecture":"separated","data_sharing":false,"compute_model":"clusters","license_class":"source_available","table_formats":"Apache Iceberg, Apache Hudi, Apache Hive, Delta Lake","federation_query":true,"streaming_ingest":true,"concurrency_scaling":"manual"}` |
| integrations.count | 29 | 14 |
| integrations.list | `[{"name":"Apache Spark"},{"name":"Apache Flink"},{"name":"Apache Hive"},{"name":"Apache Pulsar"},{"name":"Apache Druid"},{"name":"ClickHouse"},{"name":"Trino"},{"name":"PrestoDB"},{"name":"StarRocks"},{"name":"RisingWave"},{"name":"Dagster"},{"name":"Hopsworks"},{"name":"MLflow"},{"name":"Kafka"},{"name":"AWS Athena"},{"name":"AWS EMR"},{"name":"AWS Glue"},{"name":"Azure Stream Analytics"},{"name":"Google BigQuery"},{"name":"Snowflake"},{"name":"Databricks"},{"name":"AWS Redshift"},{"name":"Microsoft Fabric"},{"name":"Power BI"},{"name":"Starburst"},{"name":"Oracle"},{"name":"Excel"},{"name":"FINOS Legend"},{"name":"Kotosiro"}]` | `[{"name":"Apache Iceberg"},{"name":"Apache Hudi"},{"name":"Apache Hive"},{"name":"Delta Lake"},{"name":"Apache Kafka"},{"name":"Airbyte"},{"name":"Apache Superset"},{"name":"Min.IO"},{"name":"dbt Labs"},{"name":"Alibaba Cloud EMR"},{"name":"AWS"},{"name":"ByteDance Volcano Engine"},{"name":"CelerData"},{"name":"Mirrorship"}]` |
| language.primary | Scala | - |
| license.spdx | Apache-2.0 | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | - | `{"cli":true,"linux":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://delta.io","retrievedAt":"2026-08-14T08:32:59.229Z"}` | `{"type":"open_source","summary":"Free and open source","freeTier":true,"sourceUrl":"https://www.starrocks.io","retrievedAt":"2026-08-16T21:36:41.823Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 50 | - |
| release.history | `[{"url":"https://github.com/delta-io/delta/releases/tag/v4.4.0","date":"2026-08-20T16:52:49Z","type":"stable","version":"v4.4.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.3.3","date":"2026-08-12T21:01:45Z","type":"stable","version":"v3.3.3"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.3.1","date":"2026-07-08T04:59:39Z","type":"stable","version":"v4.3.1"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.3.0","date":"2026-06-18T04:26:28Z","type":"stable","version":"v4.3.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.2.0","date":"2026-04-16T05:00:05Z","type":"stable","version":"v4.2.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.1.0","date":"2026-02-26T02:42:06Z","type":"stable","version":"v4.1.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.0.1","date":"2026-01-16T00:40:03Z","type":"stable","version":"v4.0.1"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.0.0","date":"2025-06-09T16:22:13Z","type":"stable","version":"v4.0.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.3.2","date":"2025-05-31T00:20:00Z","type":"stable","version":"v3.3.2"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.3.1","date":"2025-05-05T03:21:16Z","type":"stable","version":"v3.3.1"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.3.0","date":"2025-01-06T22:04:57Z","type":"stable","version":"v3.3.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.2.1","date":"2024-09-26T21:00:46Z","type":"stable","version":"v3.2.1"},{"url":"https://github.com/delta-io/delta/releases/tag/v4.0.0rc1","date":"2024-06-13T16:28:01Z","type":"prerelease","version":"v4.0.0rc1"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.2.0","date":"2024-05-09T19:55:28Z","type":"stable","version":"v3.2.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.1.0","date":"2024-01-30T22:13:52Z","type":"stable","version":"v3.1.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v3.0.0","date":"2023-10-17T23:04:31Z","type":"stable","version":"v3.0.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v2.4.0","date":"2023-05-25T22:10:14Z","type":"stable","version":"v2.4.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v2.3.0","date":"2023-04-05T18:42:33Z","type":"stable","version":"v2.3.0"},{"url":"https://github.com/delta-io/delta/releases/tag/v2.0.2","date":"2023-01-13T22:44:44Z","type":"stable","version":"v2.0.2"},{"url":"https://github.com/delta-io/delta/releases/tag/v2.2.0","date":"2022-12-05T23:01:59Z","type":"stable","version":"v2.2.0"}]` | - |
| security.scorecard | 6.2 | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=io.delta%3Adelta-standalone_2.12&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (Data Warehouse Software)

| Capability | Delta Lake | StarRocks |
|---|:--:|:--:|
| **Deployment** |  |  |
| Deployment | Self-hosted | Hybrid |
| **Architecture** |  |  |
| Architecture | Separated storage/compute | Separated storage/compute |
| Compute model | - | Clusters |
| **Query** |  |  |
| SQL dialect | - | ANSI SQL |
| Federation / lakehouse query-in-place | ✓ | ✓ |
| **Interoperability** |  |  |
| Table-format support | Delta, Iceberg, Hudi | Apache Iceberg, Apache Hudi, Apache Hive, Delta Lake |
| **Scale** |  |  |
| Concurrency scaling | - | Manual |
| **Ingestion** |  |  |
| Streaming ingest | ✓ | ✓ |
| **Data model** |  |  |
| Semi-structured (JSON/VARIANT) | - | - |
| **Analytics** |  |  |
| ML / in-DB functions | - | ✗ |
| **Sharing** |  |  |
| Data sharing / marketplace | ✓ | ✗ |
| **Licensing** |  |  |
| Licence class | Permissive OSS | Source-available |

*Source: Vioscale. Generated 2026-09-01T15:20:39.599Z. "-" = undocumented, not absent.*