单项选择题

Which type of PL/SQL construct would you use to automatically correct the error resulting from a statement that was suspended due to a space­related problem？ （）

A.function
B.package
C.procedure
D.database trigger
E.anonymous PL/SQL block

<上一题 目录 下一题>
热门 试题

多项选择题
In your production database， you have observed that the database server performance degrades whenever there is a switch between the log groups. On further investigation， you find that the database is running in ARCHIVELOG mode and the archived log files are being written to the same disk that is used to store the redo log members.  Which two actions would you take to improve the performance of the database server？（）

A.increase the size of the redo log buffer
B.increase the number of redo log groups
C.increase the number of log writer processes
D.increase the number of ARCn processes
E.change the appropriate LOG_ARCHIVE_DEST_n parameter to place the archived log files in a separate location
单项选择题
Youfindthattheexecutiontimeofreportsinyourdatawarehouseapplicationissignificantlyhigh.You suspectthelackofindexestobethereasonforthedegradationinperformance.Whichadvisorycomponentwouldyoureferto，inordertodeterminetheappropriateindexes？（）

A.Memory Advisor
B.Segment Advisor
C.SQL Access Advisor
D.Automatic Workload Repository （AWR）
E.Automatic Database Diagnostic Monitor （ADDM）
相关试题