# Delta Lake vs StarRocks

**Leader by vioscaleAI score:** Delta Lake

| Attribute | Delta Lake | StarRocks |
|---|---|---|
| **vioscaleAI score** | 61 (58% (medium)) | 46.6 (10% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 152 | - |
| adoption.github_stars | 9,042 | - |
| adoption.package_downloads_weekly | 6,751,062 | - |
| content.faq | `[{"answer":"An open-source storage framework enabling lakehouse architecture with support for multiple compute engines including Spark, Flink, Trino, Snowflake, BigQuery, and others. It is indexed under Data Warehouse Software.","source":"https://delta.io","question":"What is Delta Lake?","confidence":0.6},{"answer":"Delta Lake is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://delta.io","question":"Is Delta Lake free to use?","confidence":0.6},{"answer":"Yes. Delta Lake can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://delta.io","question":"Can Delta Lake be self-hosted?","confidence":0.6},{"answer":"We have confirmed 29 integrations for Delta Lake, including Apache Spark, Apache Flink, Apache Hive, Apache Pulsar, Apache Druid, ClickHouse, Trino and PrestoDB, plus 21 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://delta.io","question":"What does Delta Lake integrate with?","confidence":0.6},{"answer":"Yes. Delta Lake is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/delta-io/delta","question":"Is Delta Lake open source?","confidence":0.99}]` | `[{"answer":"A query engine delivering sub-second analytics performance, supporting direct access to multiple data lake formats without requiring data migration. It is indexed under Data Warehouse Software.","source":"https://www.starrocks.io","question":"What is StarRocks?","confidence":0.6},{"answer":"StarRocks is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.","source":"https://www.starrocks.io","question":"Is StarRocks free to use?","confidence":0.6},{"answer":"StarRocks supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.starrocks.io","question":"What platforms does StarRocks support?","confidence":0.6},{"answer":"Yes. StarRocks can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.starrocks.io","question":"Can StarRocks be self-hosted?","confidence":0.6},{"answer":"We have confirmed 16 integrations for StarRocks, including Apache Iceberg, Apache Hudi, Apache Hive, Delta Lake, Apache Kafka, Airbyte, Apache Superset and Min.IO, plus 8 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.starrocks.io","question":"What does StarRocks integrate with?","confidence":0.6}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A storage framework enabling lakehouse architectures—unified platforms combining data warehouse and data lake capabilities—that works with multiple query engines and can be deployed on any cloud, on-premises, or locally. | An open-source analytical database that delivers sub-second query performance on both structured data and data lakes, serving real-time analytics and AI agents at scale. |
| features.capabilities | `{"deployment":"self","architecture":"separated","data_sharing":true,"license_class":"permissive","table_formats":"Delta, Iceberg, Hudi","semi_structured":"first_class","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 | 15 | 9 |
| 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 Kafka","native":true},{"name":"Amazon Athena"},{"name":"Amazon Redshift"},{"name":"Azure Fabric"},{"name":"Apache Iceberg"},{"name":"Apache Hudi"}]` | `[{"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"},{"name":"Apache Flink","native":true},{"name":"Grafana","native":true},{"name":"Apache Paimon","native":true},{"name":"dbt","native":true}]` |
| language.primary | Scala | - |
| license.spdx | Apache-2.0 | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | - | `{"linux":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://delta.io","retrievedAt":"2026-09-10T16:04:07.641Z"}` | `{"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 | 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/v4.4.1","date":"2026-10-05T23:25:36Z","type":"stable","version":"v4.4.1"},{"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"}]` | - |
| 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) | First-class | - |
| **Analytics** |  |  |
| ML / in-DB functions | - | ✗ |
| **Sharing** |  |  |
| Data sharing / marketplace | ✓ | ✗ |
| **Licensing** |  |  |
| Licence class | Permissive OSS | Source-available |

*Source: vioscaleAI. Generated 2026-10-16T20:02:29.779Z. "-" = undocumented, not absent.*