单项选择题
A. by setting the SQL_TRACE parameter to FALSE in the parameter file
B. by using DBMS_MONITOR.SESSION_TRACE_DISABLE to disable the tracing for the user session
C. by setting the SQL_TRACE parameter to FALSE by using the ALTER SYSTEM command in the user session
D. by setting the SQL_TRACE parameter to FALSE by using the ALTER SESSION command in the user session
多项选择题 You are working on an Oracle Database 10g database. Because of data loss, you decided to perform a Flashback Database operation using the following command: SQL> FLASHBACK DATABASE TO TIMESTAMP(SYSDATE ?5/24); Which two statements are true? ()
单项选择题 Aredologfileiscorruptedwhilethedatabaseisopen;asaconsequence,databaseoperationsarestoppedbecausearchivingcannotcontinue.Whatwouldyoudotosolvetheproblem?()
单项选择题 OnTuesday,ajuniorDBAdroppedanimportantapplicationuseraccount,whoseschemahasimportanttables.Youareaskedtorecoveralltheobjectsintheschema.Oninvestigation,youfindthattheuseraccountwasdroppedat11:00a.m.andSunday’sbackupisthemostrecentbackup.Whichflashbackfeaturewouldyouuse?()