Struct WriteAheadLog

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pub struct WriteAheadLog { /* private fields */ }

Expand description

Write-Ahead Log for durability and crash recovery

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impl WriteAheadLog

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pub fn new(wal_dir: impl Into<PathBuf>, config: WALConfig) -> Result<Self>

Create a new WAL

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pub fn append(&self, event: Event) -> Result<u64>

Write an event to the WAL

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pub fn recover(&self) -> Result<Vec<Event>>

Recover events from WAL files

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pub fn flush(&self) -> Result<()>

Manually flush the current WAL file

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pub fn truncate(&self) -> Result<()>

Truncate WAL after successful checkpoint

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pub fn stats(&self) -> WALStats

Get WAL statistics

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pub fn current_sequence(&self) -> u64

Get current sequence number

Auto Trait Implementations§

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impl !UnwindSafe for WriteAheadLog

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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Gets the TypeId of self. Read more

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Calls U::from(self).

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Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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