heliosdb_proxy::distribcache::prefetcher

Struct PredictivePrefetcher

pub struct PredictivePrefetcher { /* private fields */ }

Expand description

Predictive prefetcher

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impl PredictivePrefetcher

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pub fn new(config: DistribCacheConfig) -> Self

Create a new prefetcher

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pub fn record(&self, session: &SessionId, fingerprint: QueryFingerprint)

Record a query for pattern learning

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pub fn predict_and_prefetch( &self, current: &QueryFingerprint, _session: &SessionId, )

Predict and enqueue prefetch requests

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pub async fn start(&self)

Start the prefetch background worker

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pub async fn stop(&self)

Stop the prefetcher

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pub fn record_hit(&self)

Record prefetch hit

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pub fn record_miss(&self)

Record prefetch miss

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pub fn stats(&self) -> PrefetchStats

Get prefetch statistics

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pub fn cleanup_old_sessions(&self, _max_age: Duration)

Clean up old sessions

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impl UnwindSafe for PredictivePrefetcher

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