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Displaying posts with tag: 2PC (reset)

Nov

2017

Posted by mysql-云栖社区 on Fri 24 Nov 2017 02:56 UTC
Tags:

Java, facebook, transaction, commit, MySQL, 事务, RocksDB, 2PC, 阿里技术协会, TransactionDB

## 基本概念

#### 1. LSN (log sequence number)

RocksDB中的每一条记录(KeyValue)都有一个LogSequenceNumber(后面统称lsn)，从最初的0开始，每次写入加1。该值为逻辑量，区别于InnoDB的lsn为redo log物理写入字节量。

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