单项选择题
A.SQL script
B.PL/SQL script
C.Operating System (OS) script
D.Enterprise Manager (EM) script
E.Recovery Manager (RMAN) script
单项选择题 You suspect unauthorized data manipulation language (DML) operations on a particular table. You want to track users who are performing the transactions and the values used in the transactions. Also, you plan to transfer these values to another table for analysis. How would you achieve this?()
单项选择题 Asaresultofperformanceanalysis,youcreatedanindexontheprod_namecolumnoftheprod_dettable,whichcontainsabouttenthousandrows.Later,youupdatedaproductnameinthetable.Howdoesthischangeaffecttheindex?()
多项选择题 WhichtwostatementsaboutFlashbackQueryaretrue?()