PostgreSQL 隔离级别
原文英文，约500词，阅读约需2分钟。发表于：。In PostgreSQL, isolation levels determine how transaction integrity is maintained when multiple transactions occur concurrently. These levels control the visibility of changes made by other...
PostgreSQL的隔离级别决定了事务的完整性和并发控制。不同的隔离级别可以防止脏读、不可重复读和幻读等现象。选择适当的隔离级别对数据一致性、性能和并发性都有影响。隔离级别包括读未提交、读已提交、可重复读和串行化。
