The range locks are held until the transaction completes 在事务完成之前将一直保持范围锁。
2.
This is the most restrictive of the isolation levels because it locks entire ranges of keys and holds the locks until the transaction completes 这是限制最多的隔离级别,因为它锁定了键的整个范围,并在事务完成之前一直保持范围锁。