Module table_cache 

LRU cache and Xor filter for reference table partial-cache mode.

TableLruCache provides O(1) slab-based LRU eviction for hot keys. TableXorFilter wraps xorf::Xor8 for negative-lookup short-circuiting.

Structs

TableCacheMetrics

Aggregated cache metrics for a single table.

TableLruCache

O(1) slab-based LRU cache for reference table rows.

TableXorFilter

Wraps xorf::Xor8 for negative-lookup short-circuiting.

Enums

LookupDecision

Decision from a cache-aware lookup.

Functions

collect_cache_metrics

Collect metrics from an LRU cache and xor filter pair.