CA2468403A1 - Systeme et methode de transformation d'interrogations - Google Patents

Systeme et methode de transformation d'interrogations Download PDF

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Publication number
CA2468403A1
CA2468403A1 CA002468403A CA2468403A CA2468403A1 CA 2468403 A1 CA2468403 A1 CA 2468403A1 CA 002468403 A CA002468403 A CA 002468403A CA 2468403 A CA2468403 A CA 2468403A CA 2468403 A1 CA2468403 A1 CA 2468403A1
Authority
CA
Canada
Prior art keywords
tags
components
tables
structured query
query language
Prior art date
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.)
Abandoned
Application number
CA002468403A
Other languages
English (en)
Inventor
Michael E. Styles
Henk Cazemier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
Cognos Inc
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
Priority claimed from CA002429910A external-priority patent/CA2429910A1/fr
Application filed by Cognos Inc filed Critical Cognos Inc
Priority to CA002468403A priority Critical patent/CA2468403A1/fr
Publication of CA2468403A1 publication Critical patent/CA2468403A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F16/24537—Query rewriting; Transformation of operators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F16/2452—Query translation
    • G06F16/24526—Internal representations for queries
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F16/28—Databases characterised by their database models, e.g. relational or object models
    • G06F16/283—Multi-dimensional databases or data warehouses, e.g. MOLAP or ROLAP

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
CA002468403A 2003-05-27 2004-05-27 Systeme et methode de transformation d'interrogations Abandoned CA2468403A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002468403A CA2468403A1 (fr) 2003-05-27 2004-05-27 Systeme et methode de transformation d'interrogations

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002429910A CA2429910A1 (fr) 2003-05-27 2003-05-27 Systeme et methode de transformation d'interrogations
CA2,429,910 2003-05-27
CA002468403A CA2468403A1 (fr) 2003-05-27 2004-05-27 Systeme et methode de transformation d'interrogations

Publications (1)

Publication Number Publication Date
CA2468403A1 true CA2468403A1 (fr) 2004-11-27

Family

ID=33453245

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002468403A Abandoned CA2468403A1 (fr) 2003-05-27 2004-05-27 Systeme et methode de transformation d'interrogations

Country Status (1)

Country Link
CA (1) CA2468403A1 (fr)

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