# DataFusion Command-line Interface [DataFusion](https://arrow.apache.org/datafusion/) is an extensible query execution framework, written in Rust, that uses Apache Arrow as its in-memory format. The DataFusion CLI is a command line utility that runs SQL queries using the DataFusion engine. See the [`datafusion-cli` documentation](https://arrow.apache.org/datafusion/user-guide/cli.html) for further information.