Which statement is true about FLUSH LOGS command?() It requires the RELOAD, FILE, and DROP privileges。 It closes and reopens all log files。 It closes and sends binary log files to slave servers。 It flushes dirty pages in the buffer pool to the REDO log。
职业倦怠症() 又称“职业枯竭症”。 由工作引发的心理枯竭现象。 源自身体的疲乏。 源自心理的疲乏。
Which two operations require undo data?() committing a transaction。 rolling back a transaction。 recovering from failed transactions。 recording a transaction to redo log files。 rolling forward during instance recovery。
市场集中度
水位表或安全阀全部失效时,应紧急停炉。
Given:

What is the result?()