PT90209A - Bases de dados relacionais - Google Patents

Bases de dados relacionais

Info

Publication number
PT90209A
PT90209A PT90209A PT9020989A PT90209A PT 90209 A PT90209 A PT 90209A PT 90209 A PT90209 A PT 90209A PT 9020989 A PT9020989 A PT 9020989A PT 90209 A PT90209 A PT 90209A
Authority
PT
Portugal
Prior art keywords
relational databases
databases
relational
Prior art date
Application number
PT90209A
Other languages
English (en)
Other versions
PT90209B (pt
Inventor
Philip Yen-Tang Chang
David F Obermann
Mary K Trumble
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of PT90209A publication Critical patent/PT90209A/pt
Publication of PT90209B publication Critical patent/PT90209B/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • 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
    • G06F16/28—Databases characterised by their database models, e.g. relational or object models
    • G06F16/284—Relational databases
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures

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)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
PT90209A 1988-04-08 1989-04-06 Bases de dados relacionais PT90209B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17919188A 1988-04-08 1988-04-08

Publications (2)

Publication Number Publication Date
PT90209A true PT90209A (pt) 1989-11-10
PT90209B PT90209B (pt) 1995-06-30

Family

ID=22655603

Family Applications (1)

Application Number Title Priority Date Filing Date
PT90209A PT90209B (pt) 1988-04-08 1989-04-06 Bases de dados relacionais

Country Status (8)

Country Link
EP (1) EP0336579A3 (pt)
JP (1) JPH02146677A (pt)
KR (1) KR920003456B1 (pt)
CN (1) CN1037603A (pt)
BR (1) BR8901648A (pt)
CA (1) CA1290455C (pt)
GB (1) GB8815987D0 (pt)
PT (1) PT90209B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2105847C (en) * 1993-09-09 1996-10-01 Adrian Storisteanu Method of editing text in column sensitive environments
CN106294498A (zh) * 2015-06-09 2017-01-04 阿里巴巴集团控股有限公司 一种数据处理方法和设备
US11797561B2 (en) * 2021-02-11 2023-10-24 International Business Machines Corporation Reducing character set conversion
CN115659314B (zh) * 2022-12-13 2023-04-07 合肥喆塔科技有限公司 一种基于混合数据的数据服务方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60177386A (ja) * 1984-02-23 1985-09-11 松下電器産業株式会社 文書処理装置

Also Published As

Publication number Publication date
KR920003456B1 (ko) 1992-05-01
BR8901648A (pt) 1989-11-21
KR890016470A (ko) 1989-11-29
CA1290455C (en) 1991-10-08
PT90209B (pt) 1995-06-30
EP0336579A2 (en) 1989-10-11
JPH02146677A (ja) 1990-06-05
EP0336579A3 (en) 1992-09-02
GB8815987D0 (en) 1988-08-10
CN1037603A (zh) 1989-11-29

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Legal Events

Date Code Title Description
MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19960630