What is the implication of this command?()
A. The command produces an error because the retention time cannot be reduced.
B. All historical data is retained but the subsequent flashback data archives are maintained for only three years.
C. All historical data is purged and the new flashback data archives are maintained for three years.
D. All historical data older than three years is purged from the flashback archive FLA1.&e
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在JSP中如果要导入java.io.*包,应该使用()指令。
A. page
B. include
C. forward
D. tagli
“天雨盐丁愁,天晴盐丁苦”,出自()的“盐丁愁”,对当时山东盐丁生产及生活作了真切动人的描述。
A. 白居易
B. 管仲
C. 杜甫
D. 任宏远
华谊兄弟传媒股份有限公司出品,香港导演徐克执导,刘德华、李冰冰、刘嘉玲、邓超、梁家辉主演的电影。主要讲述了狄仁杰坐牢8年后,朝廷发生一桩怪案,武则天不得不再次起用狄仁杰破案的故事,这电影叫什么?
浙江不是炼铁技术的最早发源地。
A. 正确
B. 错误