在使用计划任务往第三方数据库中插入数据时
报错信息： Connections could not beacquired from the underlyingdatabase! Connections could not beacquired from the underlyingdatabase! A ResourcePool could notacquire a resource from its prinaryfactory or source.Could not createconnection to database server.Attempted reconnect3 times. Givingup. Communications link failureThelast packet sentsuccessfully to theserver was 0 milliseconds ago. Thedriver has not received any packetsfrom the server.Connection refused:connect]
报错原因：
上次没更新完就进行第二次拉取更新了，导致数据库死锁
解决方案：
sqlserver数据库优化：
SqlServer使用优化加上快照隔离一起使用解决
