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Your database operates in ARCHIVELOGmode. The redo log files are not multiplexed and one of the online redo logs is missing. The missing redo log sequence, 230, is not archived and it contained information from 10:35 a.m. onwards. The current time is 11:00 a.m. Because of a disk crash, you executed the following command to perform an incomplete recovery: RMAN> RUN { 2> SET UNTIL SEQUENCE 230 THREAD 1; 3> ALTER DATABASE MOUNT; 4> RESTORE DATABASE; 5> RECOVER DATABASE; 6> ALTER DATABASE OPEN RESETLOGS; 7> }; With reference to this scenario, which statement is true?()
某差压传感器测量范围为0—0.4MPa,量程范围内最大绝对误差为0.0004MPa,问该传感器的精度等级是多少()
畜、禽肉中,下列哪些维生素含量较高()。
域经济核心区
代号为62303轴承的类型为()。
出纳职责包括()。
煤气管道应架空铺设,严禁一氧化碳含量高于()%的煤气管道埋地铺设。
下列说法中错误的是()
在交易前台可以从哪些窗口发起对话报价?()
苏子降气汤中配伍当归和肉桂的意义是( )。