Struct ChunkIndex 

pub struct ChunkIndex { /* private fields */ }

Index of all chunks in a streaming dataset

Implementations

impl ChunkIndex

pub fn new() -> Self

Create a new empty chunk index

pub fn from_entries(entries: Vec<ChunkEntry>) -> Self

Create chunk index from entries

pub fn push(&mut self, entry: ChunkEntry)

Add a chunk entry

pub fn len(&self) -> usize

Get number of chunks

pub fn is_empty(&self) -> bool

Check if index is empty

pub fn total_rows(&self) -> u64

Get total row count

pub fn get(&self, index: usize) -> Option<&ChunkEntry>

Get chunk entry by index

pub fn find_chunk_for_row(&self, row: u64) -> Option<usize>

Find chunk containing the given row

pub fn iter(&self) -> impl Iterator<Item = &ChunkEntry>

Iterate over entries

pub fn to_bytes(&self) -> Result<Vec<u8>>

Serialize to bytes

pub fn from_bytes(bytes: &[u8]) -> Result<Self>

Deserialize from bytes

Trait Implementations

impl Clone for ChunkIndex

fn clone(&self) -> ChunkIndex

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ChunkIndex

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ChunkIndex

fn default() -> ChunkIndex

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ChunkIndex

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ChunkIndex

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.