Crate fcdb_exec 

Enishi Execution Engine

Phase C: P10+ Adaptation - Advanced query optimization and adaptive systems

Merkle DAG: enishi_exec -> adaptive_bloom, plan_switcher, meet_in_middle

Modules

simd_varint

SIMD-accelerated VarInt encoding/decoding

Structs

AdaptiveBloomConfig

Adaptive bloom filter configuration

AdaptiveBloomSystem

三段Bloomフィルタシステム (Global/Pack/Shard)

CostEstimator

Cost estimation for query optimization

MeetInMiddle

Meet-in-the-middle query splitter

PlanStats

Plan performance statistics

PlanSwitcher

ε-greedy plan switcher

QuerySplit

Query split result

SnapshotManager

Snapshot manager for popular as_of points

Enums

QueryPlan

Query execution plan