Incremental maintenance provides significant performance improvement.
增量式维护这种方式可以显著提高性能。
We propose a time windowing technique for the incremental maintenance of association rules, which can focus on finding strong association rules within current data and avoid the use of outdated data.
笔者提出一种用于增量式关联规则维护的时间窗口技术。该技术可以集中在当前数据中发现强关联规则，避免利用过时数据。
For example, you might want to do an online incremental backup once per day, and then do an offline full backup once per week during a maintenance window.
例如，您可能希望每天做一次联机增量备份，然后每周在维护期间执行脱机完整备份。
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