Struct parquet::file::writer::SerializedFileWriter

pub struct SerializedFileWriter<W: ParquetWriter> { /* fields omitted */ }

A serialized implementation for Parquet FileWriter. See documentation on file writer for more information.

Implementations

impl<W: ParquetWriter> SerializedFileWriter<W>

pub fn new(
    buf: W,
    schema: TypePtr,
    properties: WriterPropertiesPtr
) -> Result<Self>

Creates new file writer.

Trait Implementations

impl<W: 'static + ParquetWriter> FileWriter for SerializedFileWriter<W>

fn next_row_group(&mut self) -> Result<Box<dyn RowGroupWriter>>

Creates new row group from this file writer. In case of IO error or Thrift error, returns Err.

fn close_row_group(
    &mut self,
    row_group_writer: Box<dyn RowGroupWriter>
) -> Result<()>

Finalises and closes row group that was created using next_row_group method. After calling this method, the next row group is available for writes.

fn close(&mut self) -> Result<FileMetaData>

Closes and finalises file writer, returning the file metadata.