MYDB 是一个 Java 实现的简单的数据库,部分原理参照自 MySQL、PostgreSQL 和 SQLite。实现了以下功能:
- 数据的可靠性和数据恢复
- 两段锁协议(2PL)实现可串行化调度
- MVCC
- 两种事务隔离级别(读提交和可重复读)
- 死锁处理
- 简单的表和字段管理
- 简陋的 SQL 解析(因为懒得写词法分析和自动机,就弄得比较简陋)
- 基于 socket 的 server 和 client
Java实现简单数据库
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