患者，男性，28岁，鼻部疖1周，3d前不慎挤压患处，病情加重。检查：体温38℃，脉搏90/min，两眼四周均红肿，鼻部疖附近红肿更明显，局部不压时不痛，患者神志清楚，配合治疗良好。化验检查白细胞计数为12*l09/L。应考虑已并发（） 脓毒症。 毒血症。 蜂窝织炎。 海绵状静脉窦炎。 痈。
Redo log files are multiplexed in your database. The disk in which you have one of the redo log members is highly fragmented. In the process of defragmentation you lose the redo log member， which is not a member of the current group. How would you recover from the loss of the redo log member？（） SMON would automatically restore the lost file.。 You would need to restore the whole database from the last backup.。 You would need to restore the file from the last full database backup.。 You would need to use flashback technology to restore the lost redo log member.。 You would need to use Recovery Manager （RMAN） to restore the lost redo log member.。 You would need to restore the missing log file by copying one of the remaining files from the same group.。
继续使用假设
地下水位下降会引起（） 土中总应力减小。 土中总应力增加。 土中有效应力减小。 土中有效应力增加。
You are managing a database for which incremental backups can be very time consuming. In order to perform optimized incremental backups you enable the block change tracking feature.How would you instruct RMAN to use the block change tracking feature when performing incremental backups？（） You need to mention it with every BACKUP command.。 The block change tracking feature is used automatically by RMAN.。 You need to configure it using the CONFIGURE command.。 You need to set the necessary initialization parameters to direct RMAN to use the feature.。
注水系统操作温度（）
