Trait RegionWalIndexIterator

pub trait RegionWalIndexIterator:
    Send
    + Sync
    + Debug {
    // Required methods
    fn next_batch_hint(&self, avg_size: usize) -> Option<NextBatchHint>;
    fn peek(&self) -> Option<EntryId>;
    fn next(&mut self) -> Option<EntryId>;
}

An iterator over WAL (Write-Ahead Log) entries index for a region.

Required Methods

fn next_batch_hint(&self, avg_size: usize) -> Option<NextBatchHint>

Returns next batch hint.

fn peek(&self) -> Option<EntryId>

fn next(&mut self) -> Option<EntryId>

Implementors

impl RegionWalIndexIterator for MultipleRegionWalIndexIterator

impl RegionWalIndexIterator for RegionWalRange

impl RegionWalIndexIterator for RegionWalVecIndex