#queues

ORA-24012: cannot drop QUEUE_TABLE, some queues in string have not been dropped

文档解释ORA-24012:cannotdropQUEUE_TABLE,somequeuesinstringhavenotbeendroppedCause:Aqueueexistsinthequeuetablewhichhasnotbeendropped.Allqueuesneedtobedroppedfirst.Ac...

ORA-24099: operation not allowed for 8.0 compatible queues

文档解释ORA-24099:operationnotallowedfor8.0compatiblequeuesCause:Thespecifiedoperationisonlysupportedforqueueswithcompatibility8.1orgreaterAction:Upgradethe8.0compa...

ORA-25329: AQ array operations not allowed on 8.0 queues

文档解释ORA-25329:AQarrayoperationsnotallowedon8.0queuesCause:Anarrayenqueue/dequeuewasattemptedonan8.0queue.Action:Usesingleenqueue/dequeuewiththisqueue.ORA-25329也...

ORA-25224: sender name must be specified for enqueue into secure queues

文档解释ORA-25224:sendernamemustbespecifiedforenqueueintosecurequeuesCause:Anattemptwasmadetoenqueueintoasecurequeuewithoutspecifyingasendername.Action:Enqueuetheme...
IT技术学习 ·2023-07-18

ORA-27375: valid agent name must be specified for secure queues

文档解释ORA-27375:validagentnamemustbespecifiedforsecurequeuesCause:Thequeuespecifiedfortheeventbasedjoborschedulewasasecurequeueandeithernoagentnamewasspecifiedora...

ORA-10704: Print out information about what enqueues are being obtained

文档解释ORA-10704:PrintoutinformationaboutwhatenqueuesarebeingobtainedCause:Whenenabled,printsoutargumentstocallstoksqcmiandksqlrlandthereturnvalues.Action:Levelind...

ORA-00053: maximum number of enqueues exceeded

文档解释ORA-00053:maximumnumberofenqueuesexceededCause:Ranoutofenqueuestateobjects.Action:IncreasethevalueoftheENQUEUESinitializationparameter..’‘.Error...

ORA-25277: cannot grant or revoke object privilege on release 8.0 compatible queues

文档解释ORA-25277:cannotgrantorrevokeobjectprivilegeonrelease8.0compatiblequeuesCause:Anattemptwasmadetograntorrevokeobjectprivilegeonrelease8.0stylequeues.Action:C...

ORA-24063: cannot downgrade QUEUE_TABLE that has queues with rule-based subscribers

文档解释ORA-24063:cannotdowngradeQUEUE_TABLEthathasqueueswithrule-basedsubscribersCause:Anattemptwasmadetodowngradethequeuetablewhentherewerequeuesonwhichrulebaseds...

ORA-25304: Cannot use priority order queues for capture LCRs

文档解释ORA-25304:CannotusepriorityorderqueuesforcaptureLCRsCause:CaptureLCRscanonlyusecommittimeorenqueuetimeorderedqueues.Action:Usetheappropriatetypeofqueueforca...

leetcode 155. Min Stack 、232. Implement Queue using Stacks 、225. Implement Stack using Queues

155.MinStackclassMinStack{public:/**initializeyourdatastructurehere.*/MinStack(){}voidpush(intx){if(s1.empty()&&s2.empty()){s1.push(x);s2.push(x);}else{...

RabbitMQ入门教程(四):工作队列(Work Queues)

原文:RabbitMQ入门教程(四):工作队列(WorkQueues)版权声明:本文为博主原创文章,遵循CC4.0BY-SA版权协议,转载请附上原文出处链接和本声明。本文链接:https://blog.csdn.net/vbirdbest/article/details/78596426分享一个朋友的人工智能教程。比较...

3、RabbitMQ-work queues 工作队列

1、模型图:为什么会出现workqueues?前提:使用simple队列的时候我们应用程序在是使用消息系统的时候,一般生产者P生产消息是毫不费力的(发送消息即可),而消费者接收完消息后的需要处理,会耗费一定的时间,这时候,就有可能导致很多消息堆积在队列里面,一个消费者有可能不够用 那么怎么让消费者同事处理多个...