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| |
| # DataFusion |
| |
| [](https://codecov.io/gh/apache/arrow-datafusion?branch=master) |
| |
| <img src="https://arrow.apache.org/datafusion/_images/DataFusion-Logo-Background-White.png" width="256" alt="logo"/> |
| |
| DataFusion is a very fast, extensible query engine for building high-quality data-centric systems in |
| [Rust](http://rustlang.org), using the [Apache Arrow](https://arrow.apache.org) |
| in-memory format. [Python Bindings](https://github.com/apache/arrow-datafusion-python) are also available. |
| |
| DataFusion offers SQL and Dataframe APIs, excellent [performance](https://benchmark.clickhouse.com/), built-in support for CSV, Parquet, JSON, and Avro, extensive customization, and a great community. |
| |
| https://arrow.apache.org/datafusion/ contains the project's documentation. |
| |
| ## Using DataFusion |
| |
| The [example usage] section in the user guide and the [datafusion-examples] code in the crate contain information on using DataFusion. |
| |
| ## Contributing to DataFusion |
| |
| The [developer’s guide] contains information on how to contribute. |
| |
| [example usage]: https://arrow.apache.org/datafusion/user-guide/example-usage.html |
| [datafusion-examples]: https://github.com/apache/arrow-datafusion/tree/master/datafusion-examples |
| [developer’s guide]: https://arrow.apache.org/datafusion/contributor-guide/index.html#developer-s-guide |
