Module transaction_coordinator 

V2 WAL Transaction Coordinator for Multi-Transaction Management

This module provides advanced transaction coordination capabilities including multi-transaction support, two-phase commit protocol, deadlock detection, and transaction isolation management. It implements production-ready transaction semantics for the V2 clustered edge format.

Structs

DeadlockDetector

Deadlock detector using wait-for graph

DeadlockResult

Deadlock detection result

IsolationManager

Isolation level manager

LockRequest

Lock request for transaction

Savepoint

Savepoint for nested transaction support

TransactionContext

Transaction context with full state tracking

TransactionIdManager

Transaction ID manager with wraparound protection

TwoPhaseCommitCoordinator

Two-phase commit coordinator

V2LockManager

Lock manager for V2 resources

V2TransactionCoordinator

Main V2 transaction coordinator

Enums

IsolationLevel

Transaction isolation levels

LockType

Lock type for resource management

ResourceId

Resource identifier for lock management

TransactionState

Transaction state machine

Type Aliases

TransactionId

Transaction identifier with uniqueness guarantees