Struct Log 

pub struct Log(/* private fields */);

A log file used to store SQLite WAL frames

Implementations

impl Log

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

Open an existing log file

pub async fn create(start_frame_no: FrameNo) -> Result<Self>

Create a new log file starting at the given frame number

pub fn start_frame_no(&self) -> FrameNo

Return the frame number of the first frame in the log

pub fn next_frame_no(&self) -> FrameNo

Return the frame number of the next frame to be written

pub fn last_frame_no(&self) -> Option<FrameNo>

Return the frame number of the last frame in the log

pub fn is_empty(&self) -> bool

Check if the log is empty

pub async fn read_frame(&self, frame_no: FrameNo) -> Result<Frame>

Read a frame from the log

pub async fn push_frames(&mut self, frames: Vec<Frame>) -> Result<()>

Push new frames to the log

pub async fn copy_to(&self, path: impl AsRef<Path>) -> Result<()>

Copy the log file to the given path

pub async fn truncate(&self, start_frame_no: FrameNo) -> Result<()>

Truncate the log file to the given frame number: Frames before the given frame number will be removed.

Trait Implementations

impl Clone for Log

fn clone(&self) -> Log

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Log

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

Formats the value using the given formatter.