172.The session of user SCOTT receives the following error after executing an UPDATE command on the
172.ThesessionofuserSCOTTreceivesthefollowingerrorafterexecutinganUPDATEcommandontheEMPtable:ERRORatline1:ORA-00060:deadlockdetectedwhilewaitingforresourceOninvestigation,youfindthatasessionopenedbyus