WO1996037837A3 - Continuously available database server having multiple groups of nodes with minimum intersecting sets of database fragment replicas - Google Patents
Continuously available database server having multiple groups of nodes with minimum intersecting sets of database fragment replicas Download PDFInfo
- Publication number
- WO1996037837A3 WO1996037837A3 PCT/NO1996/000122 NO9600122W WO9637837A3 WO 1996037837 A3 WO1996037837 A3 WO 1996037837A3 NO 9600122 W NO9600122 W NO 9600122W WO 9637837 A3 WO9637837 A3 WO 9637837A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nodes
- database
- node
- fragment
- primary
- Prior art date
Links
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/2097—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements maintaining the standby controller/processing unit updated
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
- G06F11/2094—Redundant storage or storage space
-
- 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
- G06F16/273—Asynchronous replication or reconciliation
-
- 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
- G06F16/278—Data partitioning, e.g. horizontal or vertical partitioning
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
- G06F2201/80—Database-specific techniques
-
- 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
- Y10S707/99951—File or database maintenance
- Y10S707/99952—Coherency, e.g. same view to multiple users
- Y10S707/99953—Recoverability
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96916386A EP0829049B1 (en) | 1995-05-26 | 1996-05-21 | Continuously available database server having multiple groups of nodes with minimum intersecting sets of database fragment replicas |
JP8535584A JPH11506556A (en) | 1995-05-26 | 1996-05-21 | A continuously available database server having a group of nodes with minimal intersection of database fragment replicas |
DE69614383T DE69614383T2 (en) | 1995-05-26 | 1996-05-21 | CONTINUOUSLY AVAILABLE DATABASE SERVER WITH SEVERAL NODE GROUPS WITH MINIMUM OVERLAPPING SETS OF DATABASE PART COPIES |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/451,885 US5555404A (en) | 1992-03-17 | 1995-05-26 | Continuously available database server having multiple groups of nodes with minimum intersecting sets of database fragment replicas |
US08/451,855 | 1995-05-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1996037837A2 WO1996037837A2 (en) | 1996-11-28 |
WO1996037837A3 true WO1996037837A3 (en) | 1997-01-16 |
Family
ID=23794098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/NO1996/000122 WO1996037837A2 (en) | 1995-05-26 | 1996-05-21 | Continuously available database server having multiple groups of nodes with minimum intersecting sets of database fragment replicas |
Country Status (4)
Country | Link |
---|---|
US (1) | US5555404A (en) |
EP (1) | EP0829049B1 (en) |
JP (1) | JPH11506556A (en) |
WO (1) | WO1996037837A2 (en) |
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JPH11506556A (en) | 1999-06-08 |
EP0829049B1 (en) | 2001-08-08 |
US5555404A (en) | 1996-09-10 |
WO1996037837A2 (en) | 1996-11-28 |
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