Struct Manifest 

pub struct Manifest { /* private fields */ }

Manifest manager - tracks database state

Implementations

impl Manifest

pub fn open(dir: impl AsRef<Path>) -> Result<Self>

Open or create a manifest in the given directory

pub fn rewrite(&mut self) -> Result<()>

Rewrite the manifest as a fresh snapshot

pub fn add_sstable(&mut self, meta: &SSTableMeta) -> Result<()>

Add an SSTable to the manifest

pub fn remove_sstable(&mut self, path: &Path) -> Result<()>

Remove an SSTable from the manifest

pub fn update_sequence(&mut self, sequence: u64) -> Result<()>

Update the sequence number

pub fn sequence(&self) -> u64

Get the current sequence number

pub fn sstables_at_level(&self, level: u32) -> Vec<&ManifestSSTable>

Get all SSTables at a given level

pub fn all_sstables(&self) -> &[ManifestSSTable]

Get all SSTables

pub fn level_counts(&self) -> Vec<usize>

Get the number of SSTables at each level

pub fn total_size(&self) -> u64

Get total size of all SSTables

pub fn record_compaction( &mut self, level: u32, inputs: Vec<PathBuf>, outputs: Vec<SSTableMeta>, ) -> Result<()>

Record a compaction completion