4/ Lastly, a new database locking mode called "lease" is now available for node operators.
This enhances the failover process for multiple Chainlink nodes connected to a single database, improving uptime and network resilience.
4/最后，节点操作员现在可以使用名为“租约”的新数据库锁定模式。
这增强了连接到单个数据库的多个Chainlink节点的故障切换过程，提高了正常运行时间和网络恢复能力。