Global Patent Index - EP 1242914 A1

EP 1242914 A1 2002-09-25 - DISTRIBUTED DATABASE MANAGEMENT SYSTEM

Title (en)

DISTRIBUTED DATABASE MANAGEMENT SYSTEM

Title (de)

VERTEILTES DATENBANKVERARBEITUNGSSYSTEM

Title (fr)

SYSTEME DE GESTION DE BASES DE DONNEES REPARTIES

Publication

EP 1242914 A1 (EN)

Application

EP 00971603 A

Priority

  • EP 00971603 A
  • EP 99308488 A
  • GB 0004149 W

Abstract (en)

[origin: WO0131501A1] The invention provides a system and method of managing access to data in a multi-user database environment. The system comprises: a receiver (48) for receiving data access requests for accessing data in a database system; a register (27) configured for storing an identifier for data services (36) in the database system and, for each data service identified, first data relating to at least one respective data access function implemented by that data service and second data relating to data service resources relevant to implementing at least one respective data access function; a comparator (24) for comparing a received data access request including at least a data access function requirement and a data service resource requirement with respective first and second data to identify data services capable of accessing data in accordance with the request; and, a selector (52) for selecting a data service identified by the comparator for data access. The system allows a client application to request a data service in accordance with a functional data access requirement and a non-functional quality of service requirement.

IPC 1-7 (main, further and additional classification)

G06F 17/30

IPC 8 full level (invention and additional information)

G06F 12/00 (2006.01); G06F 17/30 (2006.01)

CPC (invention and additional information)

G06F 17/30575 (2013.01)

Citation (search report)

See references of WO 0131501A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FR GB IT LI NL

EPO simple patent family

WO 0131501 A1 20010503; AU 1043401 A 20010508; CA 2387087 A1 20010503; EP 1242914 A1 20020925; JP 2003513365 A 20030408

INPADOC legal status


2004-05-12 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION)

- Designated State(s): AT BE CH CY DE DK ES FR GB IT LI NL

2003-11-05 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20030501

2002-12-18 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20021104

2002-09-25 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020422

2002-09-25 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE