Struct Database 

pub struct Database { /* private fields */ }

Append-only database. Can be safely cloned and used from different threads.

Implementations

impl Database

pub fn file<P: AsRef<Path>>(path: P) -> Result<Self, Error>

Open the database. Will create one if not exists.

pub fn memory() -> Result<Self, Error>

Open an in-memory database.

pub fn append(&self, records: &[&[u8]]) -> Result<(), Error>

Write an array of records to the database. This function will block if another write is still in progress.

pub fn put(&self, record: &[u8]) -> Result<(), Error>

Put a single record (not recommended).

pub fn get_by_seqno(&self, seqno: usize) -> Option<SharedMmap>

Get a record by its sequential number.

pub fn iter_from_seqno(&self, seqno: usize) -> Option<SeqNoIter>

Iterate records in the order they were added starting form the given sequential number.

Trait Implementations

impl Clone for Database

fn clone(&self) -> Database

Returns a duplicate of the value.

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

Performs copy-assignment from source.