论文研读

论文名称：《ARIES: A Transaction Recovery Method Supporting Fine-Granularity Locking and Partial Rollbacks Using Write-Ahead Logging》 章节：Abstract ARIES的厉害之处 ARIES怎么做到的 ARIES：Algorithm for Recovery and Isolation Exploiting Semantics support partial rollbacks of transactions support fine-granularity(e.g. record) locking and recovery support fuzzy checkpoints, selective and deferred restart, fuzzy image copies, media recovery, and high concurrency lock modes 使用write-ahead logging(WAL) repeating history → redo all missing update before performing the rollbacks of the the loser transactions during restart after a system failure...