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XML numbering scheme was analyzed. The advantages and disadvantages of RangePartitionJoin algorithm were analyzed. According to the feature of structural join, Bitmap based partition method was proposed. The determination method of partition boundaries was expounded. The corresponding structural join algorithms - Parent-Child structural join algorithm and Ancestor-Descendant structural join algorithm...
This paper is about the performance of range queries on historic web page data set, i.e. requests into a data set of web pages that keeps record of historic versions of HTML data of URLs on the web for a subset of data, the URLs and the timestamps of which satisfy the query conditions. To keep track of all versions of every web URL, the data set could easily scale up to terabytes. Hence, systems providing...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.