Build Lakehouses with Delta Lake
Delta Lake is an open-source storage framework that enables building a format agnostic Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, Hive, Snowflake, Google BigQuery, Athena, Redshift, Databricks, Azure Fabric and APIs for Scala, Java, Rust, and Python. With Delta Universal Format aka UniForm, you can read now Delta tables with Iceberg and Hudi clients.
Open
Community driven, rapidly expanding integration ecosystem
Simple
One format to unify your ETL, Data warehouse, ML in your lakehouse
UniForm
A universal format for lakehouse interoperability
Production Ready
Battle tested in over 10,000+ production environments
Platform Agnostic
Use with any query engine on any cloud, on-prem, or locally
The Latest
Unlocking the Power of Delta Lake 3.0+: Introducing the New StarTree Connector with Delta Kernel
Unifying the open table formats with Delta Lake Universal Format (UniForm) and Apache XTable
Delta Kernel - Building Delta Lake connectors, made simple
Query Delta Lake natively using BigQuery
A Guide to Delta Lake Sessions at Data+AI Summit
Key Features
ACID Transactions
Protect your data with serializability, the strongest level of isolation
Scalable Metadata
Handle petabyte-scale tables with billions of partitions and files with ease
Time Travel
Access/revert to earlier versions of data for audits, rollbacks, or reproduce
Open Source
Community driven, open standards, open protocol, open discussions
Unified Batch/Streaming
Exactly once semantics ingestion to backfill to interactive queries
Schema Evolution / Enforcement
Prevent bad data from causing data corruption
Audit History
Delta Lake log all change details providing a fill audit trail
DML Operations
SQL, Scala/Java and Python APIs to merge, update and delete datasets
Delta Lake:
The Definitive Guide
Early Release (Raw & Unedited) on building modern data lakehouse architectures with Delta Lake
Download
Read the Lakehouse Storage Systems Whitepapers
These whitepapers dive into the features of Lakehouse storage systems and compare Delta Lake, Apache Hudi, and Apache Iceberg. They also explain the benefits of Lakehouse storage systems and show key performance benchmarks.
Organizations that have contributed to Delta Lake
Together we have made Delta Lake the most widely used lakehouse format in the world!
Join the Delta Lake Community
Delta Lake is supported by more than 190 developers from over 70 organizations across multiple repositories.
Chat with fellow Delta Lake users and contributors, ask questions and share tips.
Project Governance
Delta Lake is an independent open-source project and not controlled by any single company. To emphasize this we joined the Delta Lake Project in 2019, which is a sub-project of the Linux Foundation Projects. Within the project, we make decisions based on these rules.