# Apache Druid vs DuckDB

**Leader by Vioscale score:** DuckDB

| Attribute | Apache Druid | DuckDB |
|---|---|---|
| **Vioscale score** | 48.2 (54% (medium)) | 62.4 (56% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 264 | 1 |
| adoption.github_stars | 14,045 | 40,661 |
| adoption.package_downloads_weekly | - | 17,889,302 |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | Apache Druid is an open source analytics database designed for fast queries and real-time data ingestion. It excels at powering UIs, running operational queries, and handling high concurrency. | An in-process SQL analytical database that runs natively in applications across operating systems and environments. Supports querying files and cloud data directly with a SQL dialect and includes vector search capabilities. |
| features.capabilities | `{"deployment":"self","sql_dialect":"vendor","compute_model":"clusters","license_class":"permissive","streaming_ingest":true}` | `{"in_db_ml":true,"deployment":"embedded","sql_dialect":"vendor","license_class":"permissive","table_formats":"Parquet, CSV, JSON, Iceberg, Delta Lake, Vortex, DuckLake, Lance, Arrow, Avro, E","semi_structured":"functional","federation_query":true}` |
| integrations.count | 2 | 27 |
| integrations.list | `[{"name":"Apache Kafka"},{"name":"Amazon Kinesis"}]` | `[{"name":"Postgres"},{"name":"AWS"},{"name":"S3"},{"name":"Azure"},{"name":"Google Cloud"},{"name":"Hugging Face"},{"name":"SQLite"},{"name":"MySQL"},{"name":"Iceberg"},{"name":"Delta Lake"},{"name":"Parquet"},{"name":"JSON"},{"name":"Arrow"},{"name":"Avro"},{"name":"Pandas"},{"name":"dplyr"},{"name":"Jupyter"},{"name":"Marimo"},{"name":"Claude"},{"name":"Cloudflare"},{"name":"ODBC"},{"name":"HTTP"},{"name":"Excel"},{"name":"Vortex"},{"name":"DuckLake"},{"name":"Lance"},{"name":"Geospatial formats"}]` |
| language.primary | Java | C++ |
| license.spdx | Apache-2.0 | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"NL","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"mac":true,"web":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","summary":"Open source, free to use and deploy","freeTier":true,"sourceUrl":"https://druid.apache.org","retrievedAt":"2026-08-13T16:48:48.287Z"}` | `{"type":"open_source","summary":"Free, open source under MIT license","freeTier":true,"sourceUrl":"https://duckdb.org","retrievedAt":"2026-08-14T15:30:03.636Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 61 | 28 |
| release.history | `[{"url":"https://github.com/apache/druid/releases/tag/druid-37.0.0","date":"2026-05-08T22:00:21Z","type":"stable","version":"druid-37.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-36.0.0","date":"2026-02-09T14:50:03Z","type":"stable","version":"druid-36.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-35.0.1","date":"2025-12-15T20:23:38Z","type":"stable","version":"druid-35.0.1"},{"url":"https://github.com/apache/druid/releases/tag/druid-35.0.0","date":"2025-11-18T04:34:00Z","type":"stable","version":"druid-35.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-34.0.0","date":"2025-08-11T15:12:41Z","type":"stable","version":"druid-34.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-33.0.0","date":"2025-04-29T13:10:12Z","type":"stable","version":"druid-33.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-32.0.1","date":"2025-03-19T16:07:37Z","type":"stable","version":"druid-32.0.1"},{"url":"https://github.com/apache/druid/releases/tag/druid-31.0.2","date":"2025-03-19T16:07:28Z","type":"stable","version":"druid-31.0.2"},{"url":"https://github.com/apache/druid/releases/tag/druid-32.0.0","date":"2025-02-13T08:00:18Z","type":"stable","version":"druid-32.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-31.0.1","date":"2024-12-25T05:42:25Z","type":"stable","version":"druid-31.0.1"},{"url":"https://github.com/apache/druid/releases/tag/druid-31.0.0","date":"2024-10-22T18:15:53Z","type":"stable","version":"druid-31.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-30.0.1","date":"2024-09-17T17:10:51Z","type":"stable","version":"druid-30.0.1"},{"url":"https://github.com/apache/druid/releases/tag/druid-30.0.0","date":"2024-06-17T03:03:30Z","type":"stable","version":"druid-30.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-29.0.1","date":"2024-04-03T05:02:18Z","type":"stable","version":"druid-29.0.1"},{"url":"https://github.com/apache/druid/releases/tag/druid-29.0.0","date":"2024-02-21T05:51:52Z","type":"stable","version":"druid-29.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-28.0.1","date":"2023-12-21T11:24:37Z","type":"stable","version":"druid-28.0.1"},{"url":"https://github.com/apache/druid/releases/tag/druid-28.0.0","date":"2023-11-15T10:19:54Z","type":"stable","version":"druid-28.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-27.0.0","date":"2023-08-11T09:28:58Z","type":"stable","version":"druid-27.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-26.0.0","date":"2023-05-24T00:40:26Z","type":"stable","version":"druid-26.0.0"},{"url":"https://github.com/apache/druid/releases/tag/druid-25.0.0","date":"2023-01-04T07:43:44Z","type":"stable","version":"druid-25.0.0"}]` | `[{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.5.5","date":"2026-07-22T10:51:50Z","type":"stable","version":"v1.5.5"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.5.4","date":"2026-06-17T10:45:53Z","type":"stable","version":"v1.5.4"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.4.5","date":"2026-06-17T10:42:38Z","type":"stable","version":"v1.4.5"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.5.3","date":"2026-05-20T11:50:43Z","type":"stable","version":"v1.5.3"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.5.2","date":"2026-04-13T10:46:51Z","type":"stable","version":"v1.5.2"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.5.1","date":"2026-03-23T12:10:58Z","type":"stable","version":"v1.5.1"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.5.0","date":"2026-03-09T12:40:59Z","type":"stable","version":"v1.5.0"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.4.4","date":"2026-01-26T12:08:09Z","type":"stable","version":"v1.4.4"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.4.3","date":"2025-12-09T10:20:40Z","type":"stable","version":"v1.4.3"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.4.2","date":"2025-11-12T13:04:29Z","type":"stable","version":"v1.4.2"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.4.1","date":"2025-10-07T10:29:57Z","type":"stable","version":"v1.4.1"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.4.0","date":"2025-09-16T10:17:31Z","type":"stable","version":"v1.4.0"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.3.2","date":"2025-07-08T10:39:09Z","type":"stable","version":"v1.3.2"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.3.1","date":"2025-06-16T13:54:58Z","type":"stable","version":"v1.3.1"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.3.0","date":"2025-05-21T16:04:19Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.2.2","date":"2025-04-08T08:44:15Z","type":"stable","version":"v1.2.2"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.2.1","date":"2025-03-05T18:03:02Z","type":"stable","version":"v1.2.1"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.2.0","date":"2025-02-05T13:57:07Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.1.3","date":"2024-11-04T13:59:58Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/duckdb/duckdb/releases/tag/v1.1.2","date":"2024-10-14T11:41:35Z","type":"stable","version":"v1.1.2"}]` |
| reliability.status_page | - | yes |
| security.scorecard | 7.4 | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.apache.druid%3Adruid-processing&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=python-duckdb&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Data Warehouse Software)

| Capability | Apache Druid | DuckDB |
|---|:--:|:--:|
| **Deployment** |  |  |
| Deployment | Self-hosted | Embedded |
| **Architecture** |  |  |
| Architecture | - | - |
| Compute model | Clusters | - |
| **Query** |  |  |
| SQL dialect | Vendor-specific | Vendor-specific |
| Federation / lakehouse query-in-place | - | ✓ |
| **Interoperability** |  |  |
| Table-format support | - | Parquet, CSV, JSON, Iceberg, Delta Lake, Vortex, DuckLake, Lance, Arrow, Avro, E |
| **Scale** |  |  |
| Concurrency scaling | - | - |
| **Ingestion** |  |  |
| Streaming ingest | ✓ | - |
| **Data model** |  |  |
| Semi-structured (JSON/VARIANT) | - | Functional |
| **Analytics** |  |  |
| ML / in-DB functions | - | ✓ |
| **Sharing** |  |  |
| Data sharing / marketplace | - | - |
| **Licensing** |  |  |
| Licence class | Permissive OSS | Permissive OSS |

*Source: Vioscale. Generated 2026-09-01T17:15:22.143Z. "-" = undocumented, not absent.*