题目内容

牛顿粘性定律是:流体的粘度越大,其流动性就越差。

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泵的扬程就是泵的升扬高度。

稳定流动时,流体的流速、压强、密度等均不随时间和位置而变。

将滤浆冷却可提高过滤速率。

YourdatabaseisopenandrunninginARCHIVELOGmode.YoutakeRMANfullbackupseverySundaynight.OnMondaymorning,whilequeryingtheuser1.employeestable,youreceivethefollowingerrormessage:
01578:ORACLEdatablockcorrupted(file#5,block#51)ORA-01110:datafile5:
’/u01/app/oracle/oradata/orcl/example01.dbf’
Youneedtorectifythecorruptionwhileensuringthefollowing:Thedatafileshouldremainonline.
Themeantimetorecover(MTTR)shouldbeminimal.
Youarenotusingabackupcontrolfile,andallthearchivedlogsareaccessible.
Whichoptionwouldyouchoose?()

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