ZA909851B - Database system - Google Patents

Database system

Info

Publication number
ZA909851B
ZA909851B ZA909851A ZA909851A ZA909851B ZA 909851 B ZA909851 B ZA 909851B ZA 909851 A ZA909851 A ZA 909851A ZA 909851 A ZA909851 A ZA 909851A ZA 909851 B ZA909851 B ZA 909851B
Authority
ZA
South Africa
Prior art keywords
database system
database
Prior art date
Application number
ZA909851A
Other languages
English (en)
Inventor
Anthony Peter Graham Brown
Peter Graham Brown Anthony
Original Assignee
Int Computers 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 Int Computers Ltd filed Critical Int Computers Ltd
Publication of ZA909851B publication Critical patent/ZA909851B/xx

Links

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
    • G06F16/24—Querying
    • G06F16/245—Query processing
    • G06F16/2453—Query optimisation
    • G06F16/24534—Query rewriting; Transformation
    • G06F16/24542—Plan optimisation
    • G06F16/24545—Selectivity estimation or determination
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99931—Database or file accessing
    • Y10S707/99932—Access augmentation or optimizing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Operations Research (AREA)
  • Computational Linguistics (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)
ZA909851A 1989-12-23 1990-12-07 Database system ZA909851B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898929158A GB8929158D0 (en) 1989-12-23 1989-12-23 Database system

Publications (1)

Publication Number Publication Date
ZA909851B true ZA909851B (en) 1991-10-30

Family

ID=10668481

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA909851A ZA909851B (en) 1989-12-23 1990-12-07 Database system

Country Status (7)

Country Link
US (1) US5794227A (xx)
EP (1) EP0435476B1 (xx)
JP (1) JP2859447B2 (xx)
AU (1) AU633670B2 (xx)
DE (1) DE69031904T2 (xx)
GB (1) GB8929158D0 (xx)
ZA (1) ZA909851B (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2124479A1 (en) * 1993-06-30 1994-12-31 Thaddeus Julius Kowalski Methods and apparatus for optimizing decision making
JP3322749B2 (ja) * 1994-03-07 2002-09-09 株式会社ピーエフユー データベース検索処理方式
US6026391A (en) * 1997-10-31 2000-02-15 Oracle Corporation Systems and methods for estimating query response times in a computer system
EP0973104A1 (de) * 1998-07-17 2000-01-19 Siemens Aktiengesellschaft Misserfolgsmeldung bei versuchtem Datenbankzugriff
DE10034694B4 (de) * 2000-07-17 2005-06-09 Siemens Ag Verfahren zum Vergleichen von Suchprofilen sowie dessen Verwendung
US7206774B1 (en) 2000-09-28 2007-04-17 Microsoft Corporation System and method for implementing a conditional payload server
DE60300984T2 (de) * 2003-06-04 2006-04-27 Sap Ag Methode und Computersystem für die Optimierung eines Boolschen Ausdrucks für Anfragebearbeitung
US20050177557A1 (en) * 2003-09-06 2005-08-11 Oracle International Corporation Automatic prevention of run-away query execution
US7877373B2 (en) * 2006-06-30 2011-01-25 Oracle International Corporation Executing alternative plans for a SQL statement
US8903801B2 (en) 2007-09-14 2014-12-02 Oracle International Corporation Fully automated SQL tuning
US8341178B2 (en) * 2007-09-18 2012-12-25 Oracle International Corporation SQL performance analyzer
US8335767B2 (en) 2007-10-17 2012-12-18 Oracle International Corporation Maintaining and utilizing SQL execution plan histories
US8655824B1 (en) 2011-03-07 2014-02-18 The Boeing Company Global policy framework analyzer
US9037568B1 (en) 2013-03-15 2015-05-19 Google Inc. Factual query pattern learning
US10621064B2 (en) 2014-07-07 2020-04-14 Oracle International Corporation Proactive impact measurement of database changes on production systems
WO2017221308A1 (ja) * 2016-06-20 2017-12-28 三菱電機株式会社 データ管理装置、データ管理方法、データ管理プログラム、検索装置、検索方法及び検索プログラム
US11386058B2 (en) 2017-09-29 2022-07-12 Oracle International Corporation Rule-based autonomous database cloud service framework
US11327932B2 (en) 2017-09-30 2022-05-10 Oracle International Corporation Autonomous multitenant database cloud service framework
CN111625564A (zh) * 2020-05-15 2020-09-04 深圳前海微众银行股份有限公司 一种缓存数据的搜索方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4450520A (en) * 1981-03-11 1984-05-22 University Of Illinois Foundation Method and system for matching encoded characters
US4417305A (en) * 1981-09-08 1983-11-22 International Business Machines Corporation Method for evaluating boolean expressions
US4901232A (en) * 1983-05-19 1990-02-13 Data General Corporation I/O controller for controlling the sequencing of execution of I/O commands and for permitting modification of I/O controller operation by a host processor
US4829427A (en) * 1984-05-25 1989-05-09 Data General Corporation Database query code generation and optimization based on the cost of alternate access methods
US4703435A (en) * 1984-07-16 1987-10-27 International Business Machines Corporation Logic Synthesizer
JPS61137203A (ja) * 1984-12-07 1986-06-24 Hitachi Ltd デイジタル情報記録再生装置
US4722071A (en) * 1985-04-19 1988-01-26 Pertron Controls, Corporation Compiler for evaluating Boolean expressions
US4918593A (en) * 1987-01-08 1990-04-17 Wang Laboratories, Inc. Relational database system
US4811199A (en) * 1987-05-08 1989-03-07 Kuechler William L System for storing and manipulating information in an information base
US5239663A (en) * 1987-06-15 1993-08-24 Centre National De La Recherche Scientifique Self-adapting and multifunctional process and structure for the automated evaluation of logical or arithmetic expressions, particularly for extended database consultation
JP2760794B2 (ja) * 1988-01-29 1998-06-04 株式会社日立製作所 データベース処理方法および装置
US5210853A (en) * 1988-11-18 1993-05-11 Sharp Kabushiki Kaisha Electronic device/dictionary with improved information storage: memory capacity ratio
US5201048A (en) * 1988-12-01 1993-04-06 Axxess Technologies, Inc. High speed computer system for search and retrieval of data within text and record oriented files

Also Published As

Publication number Publication date
JPH06131392A (ja) 1994-05-13
EP0435476A2 (en) 1991-07-03
EP0435476A3 (en) 1993-03-24
AU6837490A (en) 1991-06-27
GB8929158D0 (en) 1990-02-28
US5794227A (en) 1998-08-11
DE69031904T2 (de) 1998-08-06
JP2859447B2 (ja) 1999-02-17
DE69031904D1 (de) 1998-02-12
AU633670B2 (en) 1993-02-04
EP0435476B1 (en) 1998-01-07

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