Struct parquet::column::page::PageWriteSpec

pub struct PageWriteSpec {
    pub page_type: PageType,
    pub uncompressed_size: usize,
    pub compressed_size: usize,
    pub num_values: u32,
    pub offset: u64,
    pub bytes_written: u64,
}

Contains page write metrics.

Fields

page_type: PageType

The type of page being written

uncompressed_size: usize

The total size of the page, before compression

compressed_size: usize

The compressed size of the page

num_values: u32

The number of values in the page

offset: u64

The offset of the page in the column chunk

bytes_written: u64

The number of bytes written to the underlying sink

Implementations

impl PageWriteSpec

pub fn new() -> Self

Creates new spec with default page write metrics.

Trait Implementations

impl Default for PageWriteSpec

fn default() -> Self

Returns the “default value” for a type.