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LmdbCanonicalStore

Struct LmdbCanonicalStore 

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pub struct LmdbCanonicalStore { /* private fields */ }
Expand description

LMDB-backed canonical store

State is stored in LMDB for transactional integrity. Events are stored in a file-based event log for better performance.

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impl LmdbCanonicalStore

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pub fn event_log(&self) -> &Arc<FileEventLog>

Get reference to the file-based event log

This allows direct access to event storage for advanced use cases.

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impl CanonicalStore for LmdbCanonicalStore

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type Txn<'a> = LmdbWriteTxn<'a>

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fn open(cfg: CanonicalConfig) -> Result<LmdbCanonicalStore, AzothError>

Open a canonical store
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fn close(&self) -> Result<(), AzothError>

Close the store
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fn read_txn( &self, ) -> Result<<LmdbCanonicalStore as CanonicalStore>::Txn<'_>, AzothError>

Begin a read-only transaction
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fn write_txn( &self, ) -> Result<<LmdbCanonicalStore as CanonicalStore>::Txn<'_>, AzothError>

Begin a write transaction Read more
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fn iter_events( &self, from: u64, to: Option<u64>, ) -> Result<Box<dyn EventIter>, AzothError>

Iterate events in a range Read more
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fn seal(&self) -> Result<u64, AzothError>

Seal the store at the current event ID Read more
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fn lock_manager(&self) -> &LockManager

Get the lock manager for stripe locking
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fn pause_ingestion(&self) -> Result<(), AzothError>

Pause ingestion (stop accepting new writes) Read more
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fn resume_ingestion(&self) -> Result<(), AzothError>

Resume ingestion (allow new writes)
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fn is_paused(&self) -> bool

Check if ingestion is paused
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fn backup_to(&self, dir: &Path) -> Result<BackupInfo, AzothError>

Create a backup
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fn restore_from( dir: &Path, cfg: CanonicalConfig, ) -> Result<LmdbCanonicalStore, AzothError>

Restore from a backup
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fn meta(&self) -> Result<CanonicalMeta, AzothError>

Get store metadata

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