Struct polars_io::ipc::IpcReader

pub struct IpcReader<R> { /* fields omitted */ }

This is supported on crate feature ipc only.

Read Arrows IPC format into a DataFrame

Example

use polars_core::prelude::*;
use std::fs::File;
use polars_io::ipc::IpcReader;
use polars_io::SerReader;

fn example() -> Result<DataFrame> {
    let file = File::open("file.ipc").expect("file not found");

    IpcReader::new(file)
        .finish()
}

Trait Implementations

impl<R> SerReader<R> for IpcReader<R> where
    R: Read + Seek, 

fn new(reader: R) -> Self

fn set_rechunk(self, rechunk: bool) -> Self

Rechunk to a single chunk after Reading file.

fn finish(self) -> Result<DataFrame>

Take the SerReader and return a parsed DataFrame.