Which of the following is a potential performance tuning recommendation from the SQL Access Advisor?() Create new indexes.。 Modify existing indexes.。 Implement partitioning on a nonpartitioned table.。 Create materialized views.。 All of the above。
关于苏俄新经济政策与美国罗斯福新政相似之处的说法不正确的是()。 都是在经济出现危机的情况下推行的。 都注意利用不同经济制度的长处。 都为经济的恢复和发展发挥了重要作用。 都随着经济状况的好转很快被取消。
A customer requires off-site storage for 500 GB per night in backup tapes. The backup site is 560kilometers (350 miles) away. The customer does not require the backup site to run the applicationin the event of failure at the main site. What is the least expensive strategy for the data center toimplement?() make online image backups。 install Global Mirror at the backup site。 ship nightly backup tapes to the remote site。 install Tivoli Storage Manager (TSM) and a tape drive at the backup site。
Your database is open and running in ARCHIVELOG mode. You take RMAN full backups every Sunday night. On Monday morning, while querying the user1.employees table, you receive the following error message: 01578: ORACLE data block corrupted (file # 5, block # 51) ORA-01110: data file 5: ’/u01/app/oracle/oradata/orcl/example01.dbf’ You need to rectify the corruption while ensuring the following: The data file should remain online. The mean time to recover (MTTR) should be minimal. You are not using a backup control file, and all the archived logs are accessible. Which option would you choose?() flash back the corrupted blocks。 use the DBMS_REPAIR package。 use the RMAN TSPITR command。 use the RMAN BLOCKRECOVER command。 use the RESTORE DATABASE and RECOVER DATABASE commands。 investigate the time at which the corruption occurred and perform a point-in-time recovery。
流程管理中为什么要考虑行政流程() 客户要求。 运维管理在行政管理范畴。 行政管理在运维管理范畴。 行政流程中有涉及运维的相关管理要求,如考勤、报废等。
战略联盟各种形式中,彼此间参与程度最低的是()。