# Delta Lake

> Build Lakehouses with Delta Lake

- **Canonical URI:** https://www.vioscale.ai/software/delta-lake
- **Category:** Data Warehouse Software
- **Homepage:** https://delta.io
- **Also known as:** delta-lake
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T21:42:26.037Z

## Vioscale score

**66.2 / 100**, confidence 41% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 57.8 | 12 | 693.8 | ✓ |
| github_stars | 74.5 | 5 | 372.6 | ✓ |
| integrations | 27.4 | 16 | 439.1 | ✓ |
| github_activity | 63.1 | 18 | 1135.8 | ✓ |
| release_cadence | 77.2 | 10 | 772.2 | ✓ |
| security_posture | 0 | 22 | 0 | - |
| package_downloads | 90.2 | 26 | 2344.5 | ✓ |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

_As of 2026-08-03, [verify at source](https://delta.io). Independently observed._

Open source

## About

An open-source storage framework enabling lakehouse architecture with support for multiple compute engines including Spark, Flink, Trino, Snowflake, BigQuery, and others.

_Independently observed._

## Platform & deployment
- **Deployment:** Cloud / SaaS, On-premise, Self-hosted

## Integrations (8)

_Independently observed._

- Apache Spark
- Flink
- Trino
- Snowflake
- Google BigQuery
- Databricks
- ClickHouse
- PrestoDB

## Capabilities

_The capabilities that matter for Data Warehouse Software. "-" = undocumented, not absent._

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

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 100 | [link](https://github.com/delta-io/delta/pulse) | 2026-08-03 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 8,927 | [link](https://github.com/delta-io/delta) | 2026-08-03 | 90% (high) |
| adoption.package_downloads_weekly | 8,755,834 | [link](https://pypistats.org/packages/delta-spark) | 2026-08-03 | 85% (high) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 8 | [link](https://delta.io) | 2026-08-03 | 60% (medium) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Scala | [link](https://github.com/delta-io/delta) | 2026-08-03 | 63% (medium) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/delta-io/delta) | 2026-08-03 | 99% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.model | open_source | [link](https://delta.io) | 2026-08-03 | 60% (medium) |
| pricing.price_level | free | [link](https://delta.io) | 2026-08-03 | 60% (medium) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 41 | [link](https://github.com/delta-io/delta/releases) | 2026-08-03 | 70% (medium) |

---
*Source: Vioscale (https://www.vioscale.ai/software/delta-lake). Independent, evidence-based software intelligence. Cite the canonical URI.*