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WalManager

regulus_db::persistence::wal

Struct WalManager 

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pub struct WalManager { /* private fields */ }
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WAL 管理器

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impl WalManager

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pub fn new(path: &Path) -> DbResult<Self>

创建或打开 WAL 文件

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pub fn append(&mut self, op: WalOperation) -> DbResult<u64>

追加操作到 WAL

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pub fn replay<F>(&mut self, apply: F) -> DbResult<()>
where F: FnMut(WalOperation) -> DbResult<()>,

重放所有 WAL 操作

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pub fn truncate(&mut self) -> DbResult<()>

截断 WAL 文件

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pub fn size(&self) -> DbResult<u64>

获取 WAL 文件大小（字节数）

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