In this respect, snapshot isolation differs from the traditional isolation levels of READ COMMITTED, REPEATABLE READ, SERIALIZABLE, and READ UNCOMMITTED, which require no configuration.

• 从这个方面来说,快照隔离与传统的隔离级别READ COMMITTED、REPEATABLE READ、SERIALIZABLE和READ UNCOMMITTED不同,这些传统的隔离级别不需要任何配置。