发明名称 Searching documents for ranges of numeric values
摘要 Provided are a method, system, and article of manufacture for searching documents for ranges of numeric values. Document identifiers for documents are accessed, wherein the documents include at least one value that is a member of a set of values. A number of posting lists are generated. Each posting list is associated with a range of consecutive values within the set of values and includes document identifiers for documents including at least one value within the range of consecutive values associated with the posting list, and wherein each document identifier is associated with one value in the set of values included in the document identified by the document identifier. The generated posting lists are stored, wherein the posting lists are used to process a query on a range of values within the set of values.
申请公布号 US8271498(B2) 申请公布日期 2012.09.18
申请号 US20080190495 申请日期 2008.08.12
申请人 FONTOURA MARCUS FELIPE;LEMPEL RONNY;QI RUNPING;ZIEN JASON YEONG;INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 FONTOURA MARCUS FELIPE;LEMPEL RONNY;QI RUNPING;ZIEN JASON YEONG
分类号 G06F7/00 主分类号 G06F7/00
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