WO2009034689A1 - ビット列検索装置、検索方法及びプログラム - Google Patents

ビット列検索装置、検索方法及びプログラム Download PDF

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Publication number
WO2009034689A1
WO2009034689A1 PCT/JP2008/002362 JP2008002362W WO2009034689A1 WO 2009034689 A1 WO2009034689 A1 WO 2009034689A1 JP 2008002362 W JP2008002362 W JP 2008002362W WO 2009034689 A1 WO2009034689 A1 WO 2009034689A1
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WO
WIPO (PCT)
Prior art keywords
search
node
branch nodes
program
processing
Prior art date
Application number
PCT/JP2008/002362
Other languages
English (en)
French (fr)
Inventor
Toshio Shinjo
Mitsuhiro Kokubun
Original Assignee
S.Grants Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by S.Grants Co., Ltd. filed Critical S.Grants Co., Ltd.
Priority to JP2009532051A priority Critical patent/JP4527807B2/ja
Priority to EP08790516.2A priority patent/EP2204744B1/en
Priority to CN2008801071011A priority patent/CN101802822B/zh
Publication of WO2009034689A1 publication Critical patent/WO2009034689A1/ja
Priority to US12/659,562 priority patent/US8250089B2/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22—Indexing; Data structures therefor; Storage structures
    • G06F16/2228—Indexing structures
    • G06F16/2246—Trees, e.g. B+trees
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/31—Indexing; Data structures therefor; Storage structures
    • G06F16/316—Indexing structures
    • G06F16/322—Trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

カップルドノードツリーの規模が大きくなっても、カップルドノードツリーを利用した検索処理の効率が低下することを少なくするために、検索履歴を格納する探索経路スタックに最初に弁別ビット位置の値が０より小さい終端ノードを格納するとともに、検索経路でたどったブランチノードを順次格納する。その際ブランチノードの代表ノード番号は、リンク先がノード［１］であれば１を加算した値に変更する。探索経路スタックにブランチノードを格納することにより、検索処理においてキャッシュのヒット率を上げることができ、処理効率を高めることができる。
PCT/JP2008/002362 2007-09-14 2008-08-29 ビット列検索装置、検索方法及びプログラム WO2009034689A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009532051A JP4527807B2 (ja) 2007-09-14 2008-08-29 ビット列検索装置、検索方法及びプログラム
EP08790516.2A EP2204744B1 (en) 2007-09-14 2008-08-29 Bit string search device, search method, and program
CN2008801071011A CN101802822B (zh) 2007-09-14 2008-08-29 比特序列检索装置、检索方法以及程序
US12/659,562 US8250089B2 (en) 2007-09-14 2010-03-12 Bit string search apparatus, search method, and program

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007240177 2007-09-14
JP2007-240177 2007-09-14

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/659,562 Continuation US8250089B2 (en) 2007-09-14 2010-03-12 Bit string search apparatus, search method, and program

Publications (1)

Publication Number Publication Date
WO2009034689A1 true WO2009034689A1 (ja) 2009-03-19

Family

ID=40451710

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/002362 WO2009034689A1 (ja) 2007-09-14 2008-08-29 ビット列検索装置、検索方法及びプログラム

Country Status (5)

Country Link
US (1) US8250089B2 (ja)
EP (1) EP2204744B1 (ja)
JP (2) JP4527807B2 (ja)
CN (1) CN101802822B (ja)
WO (1) WO2009034689A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013108333A1 (ja) * 2012-01-18 2013-07-25 日本電気株式会社 検索装置、検索方法、及び、検索プログラム

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10013444B2 (en) * 2012-03-02 2018-07-03 International Business Machines Corporation Modifying an index node of a hierarchical dispersed storage index
US9230001B2 (en) 2013-11-14 2016-01-05 Vmware, Inc. Intelligent data propagation using performance monitoring
US9268836B2 (en) * 2013-11-14 2016-02-23 Vmware, Inc. Intelligent data propagation in a highly distributed environment
KR102664792B1 (ko) * 2021-10-08 2024-05-08 고려대학교 산학협력단 고속 질의 처리가 가능한 다차원 배열 압축 방법

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001202277A (ja) * 1999-12-08 2001-07-27 Hewlett Packard Co <Hp> データ処理システム
JP2001357070A (ja) * 2000-06-13 2001-12-26 Nec Corp 情報検索方法及び装置
JP2003224581A (ja) * 2002-01-31 2003-08-08 Nippon Telegr & Teleph Corp <Ntt> 最長一致検索回路および方法およびプログラムおよび記録媒体
WO2008004335A1 (fr) * 2006-07-07 2008-01-10 S.Grants Co., Ltd. dispositif de recherche de séquence de bits, procédé de recherche et programme
WO2008053583A1 (fr) * 2006-10-30 2008-05-08 S.Grants Co., Ltd. Procédé et programme de recherche de séquence de bits
WO2008065735A1 (fr) * 2006-11-28 2008-06-05 S.Grants Co., Ltd. Procédé de division/connexion pour un arbre de nœuds couplé et programme
WO2008090588A1 (ja) * 2007-01-24 2008-07-31 S. Grants Co., Ltd. ビット列検索装置、検索方法及びプログラム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6675163B1 (en) * 2000-04-06 2004-01-06 International Business Machines Corporation Full match (FM) search algorithm implementation for a network processor
CN100426781C (zh) * 2003-12-11 2008-10-15 华为技术有限公司 一种实现虚通路连接快速检索定位的方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001202277A (ja) * 1999-12-08 2001-07-27 Hewlett Packard Co <Hp> データ処理システム
JP2001357070A (ja) * 2000-06-13 2001-12-26 Nec Corp 情報検索方法及び装置
JP2003224581A (ja) * 2002-01-31 2003-08-08 Nippon Telegr & Teleph Corp <Ntt> 最長一致検索回路および方法およびプログラムおよび記録媒体
WO2008004335A1 (fr) * 2006-07-07 2008-01-10 S.Grants Co., Ltd. dispositif de recherche de séquence de bits, procédé de recherche et programme
WO2008053583A1 (fr) * 2006-10-30 2008-05-08 S.Grants Co., Ltd. Procédé et programme de recherche de séquence de bits
WO2008065735A1 (fr) * 2006-11-28 2008-06-05 S.Grants Co., Ltd. Procédé de division/connexion pour un arbre de nœuds couplé et programme
WO2008090588A1 (ja) * 2007-01-24 2008-07-31 S. Grants Co., Ltd. ビット列検索装置、検索方法及びプログラム

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
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SUSUMU YATA ET AL.: "Patricia Try ni Taisuru Kanketsu na Hairetsu Hyogen", IEICE TECHNICAL REPORT, vol. 107, no. 127, 22 June 2007 (2007-06-22), pages 101 - 106 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013108333A1 (ja) * 2012-01-18 2013-07-25 日本電気株式会社 検索装置、検索方法、及び、検索プログラム

Also Published As

Publication number Publication date
JP2010198632A (ja) 2010-09-09
EP2204744A4 (en) 2011-09-07
JPWO2009034689A1 (ja) 2010-12-24
EP2204744A1 (en) 2010-07-07
JP4527807B2 (ja) 2010-08-18
CN101802822A (zh) 2010-08-11
US8250089B2 (en) 2012-08-21
US20100174742A1 (en) 2010-07-08
JP4545231B2 (ja) 2010-09-15
EP2204744B1 (en) 2013-04-24
CN101802822B (zh) 2012-10-24

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