Common maintenance tasks performed by database administrators include reorganization, statistics collection, and backup.
数据库管理员执行的常见维护任务包括重组、统计信息收集和备份。
Data mining is an intercrossed subject, involving many fields such as machine learning, model reorganization, induction and deduction, statistics, database and high performance calculation.
数据挖掘是一门交叉性学科,涉及机器学习、模式识别、归纳推理、统计学、数据库、高性能计算等多个领域。
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