DuckDB vs Delta Lake

Side-by-side comparison of DuckDB and Delta Lake to help you choose the right tool.

Feature	DuckDB	Delta Lake
Pricing	Free (open source)	Free (open source)
Rating	⭐ 4.8/5	⭐ 4.5/5
Categories	data-warehouses, data-science	data-warehouses
In-process execution	✅	❌
Columnar storage	✅	❌
Parquet/CSV/JSON support	✅	❌
SQL compliant	✅	❌
Zero dependencies	✅	❌
Python/R/Java bindings	✅	❌
ACID transactions	❌	✅
Schema enforcement	❌	✅
Time travel	❌	✅
Unified batch & streaming	❌	✅
DML operations	❌	✅
Audit history	❌	✅

In-process analytical database

Try DuckDB →

Open-source storage framework for lakehouses

Try Delta Lake →