Title:
情報管理装置、情報管理方法、及びプログラム
Document Type and Number:
Japanese Patent JP5673224
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an information management device, an information management method and a program that are capable of shortening update processing time of retrieval result cache while preventing occurrence of unconformity in member information of a group defined by retrieval conditions.SOLUTION: An information management device 100 comprises: a retrieval processing part 12 for retrieving a member of a group defined by retrieval conditions; a retrieval result storage part 20 for storing a retrieval result in the bitmap form as index information; a group attribute storage part 32 for storing an attribute associated with the definition as group attribute information, with respect to each group; and a retrieval result update processing part 33 for, when the attribute information of the member is changed, selecting a group associated with an attribute identical to an attribute of the changed attribute information, based on the group attribute information, and updating a portion corresponding to the selected group in the index information, in accordance with a result of determining whether or not the member whose attribute information is changed meets the definition of the selected group.
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Inventors:
柴田 毅
Application Number:
JP2011047400A
Publication Date:
February 18, 2015
Filing Date:
March 04, 2011
Export Citation:
Assignee:
日本電気株式会社
International Classes:
G06F17/30; G06F12/00
Attorney, Agent or Firm:
Patent business corporation Wang Dee IP partners