JPWO2021084572A1 - - Google Patents

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Publication number
JPWO2021084572A1
JPWO2021084572A1 JP2021553895A JP2021553895A JPWO2021084572A1 JP WO2021084572 A1 JPWO2021084572 A1 JP WO2021084572A1 JP 2021553895 A JP2021553895 A JP 2021553895A JP 2021553895 A JP2021553895 A JP 2021553895A JP WO2021084572 A1 JPWO2021084572 A1 JP WO2021084572A1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2021553895A
Other versions
JP7323825B2 (ja
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 filed Critical
Publication of JPWO2021084572A1 publication Critical patent/JPWO2021084572A1/ja
Application granted granted Critical
Publication of JP7323825B2 publication Critical patent/JP7323825B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
    • G06F21/6227—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database where protection concerns the structure of data, e.g. records, types, queries
    • 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
    • G06F16/24—Querying
    • G06F16/245—Query processing
    • G06F16/2453—Query optimisation
    • G06F16/24534—Query rewriting; Transformation
    • G06F16/24535—Query rewriting; Transformation of sub-queries or views
    • 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
    • G06F16/24—Querying
    • G06F16/245—Query processing
    • G06F16/2453—Query optimisation
    • G06F16/24534—Query rewriting; Transformation
    • G06F16/24542—Plan optimisation
    • 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
    • G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Computational Linguistics (AREA)
  • Computing Systems (AREA)
  • Operations Research (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Storage Device Security (AREA)
JP2021553895A 2019-10-28 2019-10-28 データベースシステム、分散処理装置、データベース装置、分散処理方法、および、分散処理プログラム Active JP7323825B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/042120 WO2021084572A1 (ja) 2019-10-28 2019-10-28 データベースシステム、分散処理装置、データベース装置、分散処理方法、および、分散処理プログラム

Publications (2)

Publication Number Publication Date
JPWO2021084572A1 true JPWO2021084572A1 (ja) 2021-05-06
JP7323825B2 JP7323825B2 (ja) 2023-08-09

Family

ID=75715874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021553895A Active JP7323825B2 (ja) 2019-10-28 2019-10-28 データベースシステム、分散処理装置、データベース装置、分散処理方法、および、分散処理プログラム

Country Status (3)

Country Link
US (1) US20220374541A1 (ja)
JP (1) JP7323825B2 (ja)
WO (1) WO2021084572A1 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002169808A (ja) * 2000-11-30 2002-06-14 Hitachi Ltd セキュアマルチデータベースシステム
JP2016192126A (ja) * 2015-03-31 2016-11-10 株式会社Ｋｄｄｉ研究所 セキュリティゲートウェイ装置、方法及びプログラム
WO2017138062A1 (ja) * 2016-02-08 2017-08-17 株式会社日立製作所 分散データベースシステム、及び、分散データベースシステムの管理方法
JP2019139538A (ja) * 2018-02-13 2019-08-22 株式会社ヴィアックス 発注システムおよび発注方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3772102B2 (ja) * 2001-07-30 2006-05-10 株式会社東芝 情報処理方法、情報処理装置及びプログラム
KR101608495B1 (ko) * 2009-12-11 2016-04-01 삼성전자주식회사 데이터 스트림 처리 장치 및 방법
JP6250497B2 (ja) * 2014-03-13 2017-12-20 株式会社日立製作所 情報管理システム
JP6802572B2 (ja) * 2016-12-26 2020-12-16 国立大学法人大阪大学 データ解析方法およびデータ解析システム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002169808A (ja) * 2000-11-30 2002-06-14 Hitachi Ltd セキュアマルチデータベースシステム
JP2016192126A (ja) * 2015-03-31 2016-11-10 株式会社Ｋｄｄｉ研究所 セキュリティゲートウェイ装置、方法及びプログラム
WO2017138062A1 (ja) * 2016-02-08 2017-08-17 株式会社日立製作所 分散データベースシステム、及び、分散データベースシステムの管理方法
JP2019139538A (ja) * 2018-02-13 2019-08-22 株式会社ヴィアックス 発注システムおよび発注方法

Also Published As

Publication number Publication date
WO2021084572A1 (ja) 2021-05-06
JP7323825B2 (ja) 2023-08-09
US20220374541A1 (en) 2022-11-24

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