Trait WithParquet 

pub trait WithParquet {
    // Required methods
    fn write_parquet(
        &self,
        file_path: &str,
        compression: Compression,
    ) -> Result<(), Box<dyn Error>>;
    fn read_parquet(file_path: &str) -> Result<Self, Box<dyn Error>>
       where Self: Sized;
}

To handle parquet format

Required Methods

fn write_parquet( &self, file_path: &str, compression: Compression, ) -> Result<(), Box<dyn Error>>

fn read_parquet(file_path: &str) -> Result<Self, Box<dyn Error>>

where Self: Sized,

Implementors

impl WithParquet for DataFrame

Available on crate feature parquet only.