Struct ArrowRowGroupWriterFactory 

pub struct ArrowRowGroupWriterFactory {
    schema: SchemaDescriptor,
    arrow_schema: SchemaRef,
    props: WriterPropertiesPtr,
    file_encryptor: Option<Arc<FileEncryptor>>,
}

Factory that creates new column writers for each row group in the Parquet file.

Fields

schema: SchemaDescriptor

arrow_schema: SchemaRef

props: WriterPropertiesPtr

file_encryptor: Option<Arc<FileEncryptor>>

Implementations

impl ArrowRowGroupWriterFactory

fn new<W: Write + Send>( file_writer: &SerializedFileWriter<W>, schema: SchemaDescriptor, arrow_schema: SchemaRef, props: WriterPropertiesPtr, ) -> Self

fn create_row_group_writer( &self, row_group_index: usize, ) -> Result<ArrowRowGroupWriter>

pub fn create_column_writers( &self, row_group_index: usize, ) -> Result<Vec<ArrowColumnWriter>>

Create column writers for a new row group.