数据库动态更新 meaning in English

dynamic data base updating

In order to handle dynamic data set in database of industrial field , several incremental algorithms including nbia and fup are discussed . an improved fast update algorithm with level wise search structure based on fup algorithm is proposed for the incremental data
针对工业现场数据库动态更新特点，分析了nbia和fup两种增量挖掘算法，提出了一种新的在增量数据库基础上进行分层搜索的快速更新算法ifup 。