Struct arrow_ipc::writer::FileWriter

pub struct FileWriter<W: Write> { /* private fields */ }

Implementations

impl<W: Write> FileWriter<W>

pub fn try_new(writer: W, schema: &Schema) -> Result<Self, ArrowError>

Try create a new writer, with the schema written as part of the header

pub fn try_new_with_options(
    writer: W,
    schema: &Schema,
    write_options: IpcWriteOptions
) -> Result<Self, ArrowError>

Try create a new writer with IpcWriteOptions

pub fn write(&mut self, batch: &RecordBatch) -> Result<(), ArrowError>

Write a record batch to the file

pub fn finish(&mut self) -> Result<(), ArrowError>

Write footer and closing tag, then mark the writer as done

pub fn into_inner(self) -> Result<W, ArrowError>

Unwraps the BufWriter housed in FileWriter.writer, returning the underlying writer

The buffer is flushed and the FileWriter is finished before returning the writer.