Function prepare_example_data

datafusion-examples/examples/data_io/catalog.rs:295–310

()

}

fn prepare_example_data() -> Result<TempDir> {
    let dir = tempfile::tempdir()?;
    let path = dir.path();

    let content = r#"key,value
1,foo
2,bar
3,baz"#;

    for i in 0..5 {
        let mut file = File::create(path.join(format!("{i}.csv")))?;
        file.write_all(content.as_bytes())?;
    }

    Ok(dir)
}